11657704438757 has 16 divisors (see below), whose sum is σ = 13008344496000. Its totient is φ = 10373105260224.

The previous prime is 11657704438733. The next prime is 11657704438811. The reversal of 11657704438757 is 75783440775611.

It is a cyclic number.

It is not a de Polignac number, because 11657704438757 - 2²⁶ = 11657637329893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11657704438693 and 11657704438702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11657704438717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24744257 + ... + 25210982.

It is an arithmetic number, because the mean of its divisors is an integer number (813021531000).

Almost surely, 2^{11657704438757} is an apocalyptic number.

It is an amenable number.

11657704438757 is a deficient number, since it is larger than the sum of its proper divisors (1350640057243).

11657704438757 is a wasteful number, since it uses less digits than its factorization.

11657704438757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49955900.

The product of its (nonzero) digits is 138297600, while the sum is 65.

The spelling of 11657704438757 in words is "eleven trillion, six hundred fifty-seven billion, seven hundred four million, four hundred thirty-eight thousand, seven hundred fifty-seven".