157331616 has 48 divisors (see below), whose sum is σ = 444767904. Its totient is φ = 48409344.

The previous prime is 157331599. The next prime is 157331653. The reversal of 157331616 is 616133751.

It is a happy number.

157331616 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

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, 61786 + ... + 64281.

It is an arithmetic number, because the mean of its divisors is an integer number (9265998).

Almost surely, 2^157331616 is an apocalyptic number.

157331616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

157331616 is an abundant number, since it is smaller than the sum of its proper divisors (287436288).

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

157331616 is a wasteful number, since it uses less digits than its factorization.

157331616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126093 (or 126085 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 157331616 is about 12543.1900248701. The cubic root of 157331616 is about 539.8486269812.

The spelling of 157331616 in words is "one hundred fifty-seven million, three hundred thirty-one thousand, six hundred sixteen".