157694976 has 132 divisors (see below), whose sum is σ = 463670064. Its totient is φ = 51609600.

The previous prime is 157694959. The next prime is 157694989. The reversal of 157694976 is 679496751.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 654216 + ... + 654456.

It is an arithmetic number, because the mean of its divisors is an integer number (3512652).

Almost surely, 2^157694976 is an apocalyptic number.

157694976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 157694976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231835032).

157694976 is an abundant number, since it is smaller than the sum of its proper divisors (305975088).

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

157694976 is a wasteful number, since it uses less digits than its factorization.

157694976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 317 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 157694976 is about 12557.6660251816. Note that the first 3 decimals coincide. The cubic root of 157694976 is about 540.2639039281.

The spelling of 157694976 in words is "one hundred fifty-seven million, six hundred ninety-four thousand, nine hundred seventy-six".