220156264 has 8 divisors (see below), whose sum is σ = 412793010. Its totient is φ = 110078128.

The previous prime is 220156219. The next prime is 220156271. The reversal of 220156264 is 462651022.

220156264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 199996164 + 20160100 = 14142^2 + 4490^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13759759 + ... + 13759774.

Almost surely, 2^220156264 is an apocalyptic number.

It is an amenable number.

220156264 is a deficient number, since it is larger than the sum of its proper divisors (192636746).

220156264 is a wasteful number, since it uses less digits than its factorization.

220156264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27519539 (or 27519535 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 220156264 is about 14837.6636974963. The cubic root of 220156264 is about 603.8239695788.

The spelling of 220156264 in words is "two hundred twenty million, one hundred fifty-six thousand, two hundred sixty-four".