156364440 has 32 divisors (see below), whose sum is σ = 469093680. Its totient is φ = 41697152.

The previous prime is 156364423. The next prime is 156364451. The reversal of 156364440 is 44463651.

156364440 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 7 ways as a sum of consecutive naturals, for example, 651399 + ... + 651638.

Almost surely, 2^156364440 is an apocalyptic number.

156364440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156364440 is an abundant number, since it is smaller than the sum of its proper divisors (312729240).

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

156364440 is a wasteful number, since it uses less digits than its factorization.

156364440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303051 (or 1303047 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 156364440 is about 12504.5767621299. The cubic root of 156364440 is about 538.7401356211.

The spelling of 156364440 in words is "one hundred fifty-six million, three hundred sixty-four thousand, four hundred forty".