11657526044 has 6 divisors (see below), whose sum is σ = 20400670584. Its totient is φ = 5828763020.

The previous prime is 11657526029. The next prime is 11657526073. The reversal of 11657526044 is 44062575611.

It is a junction number, because it is equal to n+sod(n) for n = 11657525992 and 11657526010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1457190752 + ... + 1457190759.

It is an arithmetic number, because the mean of its divisors is an integer number (3400111764).

Almost surely, 2^11657526044 is an apocalyptic number.

It is an amenable number.

11657526044 is a deficient number, since it is larger than the sum of its proper divisors (8743144540).

11657526044 is a wasteful number, since it uses less digits than its factorization.

11657526044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914381515 (or 2914381513 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 11657526044 in words is "eleven billion, six hundred fifty-seven million, five hundred twenty-six thousand, forty-four".