157740568 has 16 divisors (see below), whose sum is σ = 296507160. Its totient is φ = 78672000.

The previous prime is 157740559. The next prime is 157740589. The reversal of 157740568 is 865047751.

157740568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 21378 + ... + 27793.

Almost surely, 2^157740568 is an apocalyptic number.

It is an amenable number.

157740568 is a deficient number, since it is larger than the sum of its proper divisors (138766592).

157740568 is a wasteful number, since it uses less digits than its factorization.

157740568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49578 (or 49574 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 43.

The square root of 157740568 is about 12559.4811994764. The cubic root of 157740568 is about 540.3159650634.

The spelling of 157740568 in words is "one hundred fifty-seven million, seven hundred forty thousand, five hundred sixty-eight".