2150656156 has 24 divisors (see below), whose sum is σ = 4133001600. Its totient is φ = 971094000.

The previous prime is 2150656133. The next prime is 2150656159. The reversal of 2150656156 is 6516560512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150656159) 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, 155206 + ... + 168493.

It is an arithmetic number, because the mean of its divisors is an integer number (172208400).

Almost surely, 2^2150656156 is an apocalyptic number.

It is an amenable number.

2150656156 is a deficient number, since it is larger than the sum of its proper divisors (1982345444).

2150656156 is a wasteful number, since it uses less digits than its factorization.

2150656156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323865 (or 323863 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 2150656156 is about 46375.1674498325. The cubic root of 2150656156 is about 1290.7941659539.

The spelling of 2150656156 in words is "two billion, one hundred fifty million, six hundred fifty-six thousand, one hundred fifty-six".