156677068368 has 80 divisors (see below), whose sum is σ = 450705855360. Its totient is φ = 52111344384.

The previous prime is 156677068343. The next prime is 156677068441. The reversal of 156677068368 is 863860776651.

156677068368 is a `hidden beast` number, since 1 + 566 + 7 + 7 + 0 + 6 + 8 + 3 + 68 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199380 + ... + 594227.

It is an arithmetic number, because the mean of its divisors is an integer number (5633823192).

Almost surely, 2^156677068368 is an apocalyptic number.

156677068368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

156677068368 is an abundant number, since it is smaller than the sum of its proper divisors (294028786992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156677068368 is a wasteful number, since it uses less digits than its factorization.

156677068368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794081 (or 794069 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 156677068368 in words is "one hundred fifty-six billion, six hundred seventy-seven million, sixty-eight thousand, three hundred sixty-eight".