157500064 has 24 divisors (see below), whose sum is σ = 313281108. Its totient is φ = 77936640.

The previous prime is 157500059. The next prime is 157500103. The reversal of 157500064 is 460005751.

It can be written as a sum of positive squares in 2 ways, for example, as 151290000 + 6210064 = 12300^2 + 2492^2 .

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, 22267 + ... + 28474.

Almost surely, 2^157500064 is an apocalyptic number.

It is an amenable number.

157500064 is a deficient number, since it is larger than the sum of its proper divisors (155781044).

157500064 is an equidigital number, since it uses as much as digits as its factorization.

157500064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50848 (or 50840 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 157500064 is about 12549.9029478319. The cubic root of 157500064 is about 540.0412222761.

The spelling of 157500064 in words is "one hundred fifty-seven million, five hundred thousand, sixty-four".