150120656 has 20 divisors (see below), whose sum is σ = 332410272. Its totient is φ = 64337376.

The previous prime is 150120647. The next prime is 150120683. The reversal of 150120656 is 656021051.

It is a super-2 number, since 2×150120656² = 45072422715740672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670070 + ... + 670293.

Almost surely, 2^150120656 is an apocalyptic number.

150120656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150120656 is an abundant number, since it is smaller than the sum of its proper divisors (182289616).

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

150120656 is a wasteful number, since it uses less digits than its factorization.

150120656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340378 (or 1340372 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 150120656 is about 12252.3734843499. The cubic root of 150120656 is about 531.4717087800.

The spelling of 150120656 in words is "one hundred fifty million, one hundred twenty thousand, six hundred fifty-six".