156432480 has 48 divisors (see below), whose sum is σ = 492763824. Its totient is φ = 41715200.

The previous prime is 156432473. The next prime is 156432481. The reversal of 156432480 is 84234651.

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

It is a super-2 number, since 2×156432480² = 48942241597900800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156432481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162471 + ... + 163430.

It is an arithmetic number, because the mean of its divisors is an integer number (10265913).

Almost surely, 2^156432480 is an apocalyptic number.

156432480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156432480 is an abundant number, since it is smaller than the sum of its proper divisors (336331344).

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

156432480 is a wasteful number, since it uses less digits than its factorization.

156432480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325919 (or 325911 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 156432480 is about 12507.2970701107. The cubic root of 156432480 is about 538.8182662654.

The spelling of 156432480 in words is "one hundred fifty-six million, four hundred thirty-two thousand, four hundred eighty".