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64302424489 = 198234112197
BaseRepresentation
bin111011111000101110…
…010010000110101001
320010222100100121121101
4323320232102012221
52023142410040424
645312400041401
74434321406222
oct737056220651
9203870317541
1064302424489
11252a8051286
1210566903261
1360a9c180b4
14318004c249
151a15315344
hexef8b921a9

64302424489 has 8 divisors (see below), whose sum is σ = 67769023040. Its totient is φ = 60844052016.

The previous prime is 64302424471. The next prime is 64302424513. The reversal of 64302424489 is 98442420346.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64302424489 - 211 = 64302422441 is a prime.

It is a super-3 number, since 3×643024244893 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64302424429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2040462 + ... + 2071735.

It is an arithmetic number, because the mean of its divisors is an integer number (8471127880).

Almost surely, 264302424489 is an apocalyptic number.

It is an amenable number.

64302424489 is a deficient number, since it is larger than the sum of its proper divisors (3466598551).

64302424489 is a wasteful number, since it uses less digits than its factorization.

64302424489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113039.

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 64302424489 in words is "sixty-four billion, three hundred two million, four hundred twenty-four thousand, four hundred eighty-nine".

Divisors: 1 19 823 15637 4112197 78131743 3384338131 64302424489