11657673131512 has 32 divisors (see below), whose sum is σ = 22809807931680. Its totient is φ = 5575086950400.

The previous prime is 11657673131477. The next prime is 11657673131519. The reversal of 11657673131512 is 21513137675611.

It is a super-2 number, since 2×11657673131512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11657673131519) 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 7 ways as a sum of consecutive naturals, for example, 1381288 + ... + 5022280.

It is an arithmetic number, because the mean of its divisors is an integer number (712806497865).

Almost surely, 2^{11657673131512} is an apocalyptic number.

It is an amenable number.

11657673131512 is a deficient number, since it is larger than the sum of its proper divisors (11152134800168).

11657673131512 is a wasteful number, since it uses less digits than its factorization.

11657673131512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3658423 (or 3658419 counting only the distinct ones).

The product of its digits is 793800, while the sum is 49.

The spelling of 11657673131512 in words is "eleven trillion, six hundred fifty-seven billion, six hundred seventy-three million, one hundred thirty-one thousand, five hundred twelve".