2166915150 has 36 divisors (see below), whose sum is σ = 5821779912. Its totient is φ = 577843920.

The previous prime is 2166915131. The next prime is 2166915151. The reversal of 2166915150 is 515196612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166915151) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2407234 + ... + 2408133.

Almost surely, 2^2166915150 is an apocalyptic number.

2166915150 is an abundant number, since it is smaller than the sum of its proper divisors (3654864762).

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

2166915150 is a wasteful number, since it uses less digits than its factorization.

2166915150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815385 (or 4815377 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 2166915150 is about 46550.1358752045. The cubic root of 2166915150 is about 1294.0388111086.

It can be divided in two parts, 216691 and 5150, that added together give a square (221841 = 471²).

The spelling of 2166915150 in words is "two billion, one hundred sixty-six million, nine hundred fifteen thousand, one hundred fifty".