2150631568 has 20 divisors (see below), whose sum is σ = 4170701808. Its totient is φ = 1074321440.

The previous prime is 2150631559. The next prime is 2150631569. The reversal of 2150631568 is 8651360512.

It is a super-2 number, since 2×2150631568² = 9250432282556277248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2150631569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44146 + ... + 79057.

Almost surely, 2^2150631568 is an apocalyptic number.

It is an amenable number.

2150631568 is a deficient number, since it is larger than the sum of its proper divisors (2020070240).

2150631568 is a wasteful number, since it uses less digits than its factorization.

2150631568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124302 (or 124296 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2150631568 is about 46374.9023503015. The cubic root of 2150631568 is about 1290.7892468090.

The spelling of 2150631568 in words is "two billion, one hundred fifty million, six hundred thirty-one thousand, five hundred sixty-eight".