11957579393168 has 20 divisors (see below), whose sum is σ = 23169640612080. Its totient is φ = 5978317299744.

The previous prime is 11957579393069. The next prime is 11957579393233. The reversal of 11957579393168 is 86139397575911.

It is a Smith number, since the sum of its digits (74) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11957579393095 and 11957579393104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29315930 + ... + 29721017.

It is an arithmetic number, because the mean of its divisors is an integer number (1158482030604).

Almost surely, 2^{11957579393168} is an apocalyptic number.

It is an amenable number.

11957579393168 is a deficient number, since it is larger than the sum of its proper divisors (11212061218912).

11957579393168 is a wasteful number, since it uses less digits than its factorization.

11957579393168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59049614 (or 59049608 counting only the distinct ones).

The product of its digits is 385786800, while the sum is 74.

The spelling of 11957579393168 in words is "eleven trillion, nine hundred fifty-seven billion, five hundred seventy-nine million, three hundred ninety-three thousand, one hundred sixty-eight".