157667216756 has 12 divisors (see below), whose sum is σ = 315334433568. Its totient is φ = 67571664312.

The previous prime is 157667216723. The next prime is 157667216761. The reversal of 157667216756 is 657612766751.

157667216756 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 157667216695 and 157667216704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2815485986 + ... + 2815486041.

It is an arithmetic number, because the mean of its divisors is an integer number (26277869464).

Almost surely, 2^157667216756 is an apocalyptic number.

It is an amenable number.

157667216756 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

157667216756 is a wasteful number, since it uses less digits than its factorization.

157667216756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5630972038 (or 5630972036 counting only the distinct ones).

The product of its digits is 22226400, while the sum is 59.

The spelling of 157667216756 in words is "one hundred fifty-seven billion, six hundred sixty-seven million, two hundred sixteen thousand, seven hundred fifty-six".