156465216 has 56 divisors (see below), whose sum is σ = 459983840. Its totient is φ = 52154496.

The previous prime is 156465191. The next prime is 156465217. The reversal of 156465216 is 612564651.

156465216 is a `hidden beast` number, since 1 + 5 + 646 + 5 + 2 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (156465217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43546 + ... + 47001.

Almost surely, 2^156465216 is an apocalyptic number.

156465216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156465216 is an abundant number, since it is smaller than the sum of its proper divisors (303518624).

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

156465216 is an equidigital number, since it uses as much as digits as its factorization.

156465216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90568 (or 90552 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 156465216 is about 12508.6056776925. The cubic root of 156465216 is about 538.8558490925.

The spelling of 156465216 in words is "one hundred fifty-six million, four hundred sixty-five thousand, two hundred sixteen".