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57463523789 = 750683161969
BaseRepresentation
bin110101100001000101…
…111100100111001101
312111022201202110111212
4311201011330213031
51420141130230124
642222014424205
74102666615220
oct654105744715
9174281673455
1057463523789
112240872aa31
12b178502065
13555a0c90a9
142ad1a695b7
151764c1e40e
hexd6117c9cd

57463523789 has 8 divisors (see below), whose sum is σ = 65674299840. Its totient is φ = 49253173056.

The previous prime is 57463523779. The next prime is 57463523797. The reversal of 57463523789 is 98732536475.

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 a de Polignac number, because none of the positive numbers 2k-57463523789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57463523729) 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, 273797 + ... + 435765.

It is an arithmetic number, because the mean of its divisors is an integer number (8209287480).

Almost surely, 257463523789 is an apocalyptic number.

It is an amenable number.

57463523789 is a deficient number, since it is larger than the sum of its proper divisors (8210776051).

57463523789 is a wasteful number, since it uses less digits than its factorization.

57463523789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212659.

The product of its digits is 38102400, while the sum is 59.

The spelling of 57463523789 in words is "fifty-seven billion, four hundred sixty-three million, five hundred twenty-three thousand, seven hundred eighty-nine".

Divisors: 1 7 50683 161969 354781 1133783 8209074827 57463523789