156380100 has 36 divisors (see below), whose sum is σ = 452460624. Its totient is φ = 41701280.

The previous prime is 156380057. The next prime is 156380137. The reversal of 156380100 is 1083651.

156380100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 260334 + ... + 260933.

Almost surely, 2^156380100 is an apocalyptic number.

156380100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156380100 is an abundant number, since it is smaller than the sum of its proper divisors (296080524).

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

156380100 is a wasteful number, since it uses less digits than its factorization.

156380100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521284 (or 521277 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 156380100 is about 12505.2029171861. The cubic root of 156380100 is about 538.7581200787.

The spelling of 156380100 in words is "one hundred fifty-six million, three hundred eighty thousand, one hundred".