157503216 has 40 divisors (see below), whose sum is σ = 438183760. Its totient is φ = 48462336.

The previous prime is 157503193. The next prime is 157503239. The reversal of 157503216 is 612305751.

157503216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (157503193) and next prime (157503239).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125581 + ... + 126828.

It is an arithmetic number, because the mean of its divisors is an integer number (10954594).

Almost surely, 2^157503216 is an apocalyptic number.

157503216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

157503216 is an abundant number, since it is smaller than the sum of its proper divisors (280680544).

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

157503216 is a wasteful number, since it uses less digits than its factorization.

157503216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252433 (or 252427 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 157503216 is about 12550.0285258640. The cubic root of 157503216 is about 540.0448248113.

Adding to 157503216 its reverse (612305751), we get a palindrome (769808967).

The spelling of 157503216 in words is "one hundred fifty-seven million, five hundred three thousand, two hundred sixteen".