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42866041754451 = 3149104991417717
BaseRepresentation
bin10011011111100100001110…
…01100010001001101010011
312121202221202011010100000210
421233302013030101031103
521104304123142120301
6231100215425415203
712012653322023016
oct1157620714211523
9177687664110023
1042866041754451
1112727428067203
12498388679a503
131abc3341606c6
14a82a2834137d
154e509dd73ad6
hex26fc87311353

42866041754451 has 16 divisors (see below), whose sum is σ = 57593162340000. Its totient is φ = 28358506844928.

The previous prime is 42866041754449. The next prime is 42866041754479. The reversal of 42866041754451 is 15445714066824.

42866041754451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42866041754451 - 21 = 42866041754449 is a prime.

It is a super-2 number, since 2×428660417544512 (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42866041754391 and 42866041754400.

It is not an unprimeable number, because it can be changed into a prime (42866041754651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45239956 + ... + 46177761.

It is an arithmetic number, because the mean of its divisors is an integer number (3599572646250).

Almost surely, 242866041754451 is an apocalyptic number.

42866041754451 is a deficient number, since it is larger than the sum of its proper divisors (14727120585549).

42866041754451 is a wasteful number, since it uses less digits than its factorization.

42866041754451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91418918.

The product of its (nonzero) digits is 25804800, while the sum is 57.

The spelling of 42866041754451 in words is "forty-two trillion, eight hundred sixty-six billion, forty-one million, seven hundred fifty-four thousand, four hundred fifty-one".

Divisors: 1 3 149 447 1049 3147 156301 468903 91417717 274253151 13621239833 40863719499 95897185133 287691555399 14288680584817 42866041754451