156361216 has 40 divisors (see below), whose sum is σ = 340830864. Its totient is φ = 71070720.

The previous prime is 156361181. The next prime is 156361217. The reversal of 156361216 is 612163651.

It is not an unprimeable number, because it can be changed into a prime (156361217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8250 + ... + 19513.

Almost surely, 2^156361216 is an apocalyptic number.

156361216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156361216 is an abundant number, since it is smaller than the sum of its proper divisors (184469648).

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

156361216 is an equidigital number, since it uses as much as digits as its factorization.

156361216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27792 (or 27776 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 156361216 is about 12504.4478486657. The cubic root of 156361216 is about 538.7364329248.

The spelling of 156361216 in words is "one hundred fifty-six million, three hundred sixty-one thousand, two hundred sixteen".