157166312 has 16 divisors (see below), whose sum is σ = 304848900. Its totient is φ = 75873280.

The previous prime is 157166297. The next prime is 157166329. The reversal of 157166312 is 213661751.

157166312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 141752836 + 15413476 = 11906^2 + 3926^2 .

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, 338489 + ... + 338952.

Almost surely, 2^157166312 is an apocalyptic number.

It is an amenable number.

157166312 is a deficient number, since it is larger than the sum of its proper divisors (147682588).

157166312 is a wasteful number, since it uses less digits than its factorization.

157166312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677476 (or 677472 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 157166312 is about 12536.5989008184. The cubic root of 157166312 is about 539.6594926934.

The spelling of 157166312 in words is "one hundred fifty-seven million, one hundred sixty-six thousand, three hundred twelve".