157898912 has 12 divisors (see below), whose sum is σ = 310863546. Its totient is φ = 78949440.

The previous prime is 157898899. The next prime is 157898947. The reversal of 157898912 is 219898751.

It can be written as a sum of positive squares in only one way, i.e., 135582736 + 22316176 = 11644^2 + 4724^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2467139 + ... + 2467202.

Almost surely, 2^157898912 is an apocalyptic number.

It is an amenable number.

157898912 is a deficient number, since it is larger than the sum of its proper divisors (152964634).

157898912 is an equidigital number, since it uses as much as digits as its factorization.

157898912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934351 (or 4934343 counting only the distinct ones).

The product of its digits is 362880, while the sum is 50.

The square root of 157898912 is about 12565.7833818668. The cubic root of 157898912 is about 540.4966989113.

The spelling of 157898912 in words is "one hundred fifty-seven million, eight hundred ninety-eight thousand, nine hundred twelve".