2150565215 has 16 divisors (see below), whose sum is σ = 2596316160. Its totient is φ = 1710059040.

The previous prime is 2150565203. The next prime is 2150565233. The reversal of 2150565215 is 5125650512.

It is not a de Polignac number, because 2150565215 - 2⁴ = 2150565199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658256 + ... + 661514.

It is an arithmetic number, because the mean of its divisors is an integer number (162269760).

Almost surely, 2^2150565215 is an apocalyptic number.

2150565215 is a deficient number, since it is larger than the sum of its proper divisors (445750945).

2150565215 is a wasteful number, since it uses less digits than its factorization.

2150565215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022.

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 2150565215 is about 46374.1869470506. The cubic root of 2150565215 is about 1290.7759718528.

The spelling of 2150565215 in words is "two billion, one hundred fifty million, five hundred sixty-five thousand, two hundred fifteen".