156921264 has 60 divisors (see below), whose sum is σ = 440008296. Its totient is φ = 52206336.

The previous prime is 156921253. The next prime is 156921269. The reversal of 156921264 is 462129651.

156921264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (156921269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134347 + ... + 135509.

Almost surely, 2^156921264 is an apocalyptic number.

It is an amenable number.

156921264 is an abundant number, since it is smaller than the sum of its proper divisors (283087032).

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

156921264 is a wasteful number, since it uses less digits than its factorization.

156921264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114 (or 2105 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 156921264 is about 12526.8217836768. The cubic root of 156921264 is about 539.3788743122.

The spelling of 156921264 in words is "one hundred fifty-six million, nine hundred twenty-one thousand, two hundred sixty-four".