2137761368 has 16 divisors (see below), whose sum is σ = 4012445160. Its totient is φ = 1067776000.

The previous prime is 2137761349. The next prime is 2137761389. The reversal of 2137761368 is 8631677312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129833 + ... + 145368.

Almost surely, 2^2137761368 is an apocalyptic number.

It is an amenable number.

2137761368 is a deficient number, since it is larger than the sum of its proper divisors (1874683792).

2137761368 is a wasteful number, since it uses less digits than its factorization.

2137761368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276178 (or 276174 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 2137761368 is about 46235.9315684241. The cubic root of 2137761368 is about 1288.2092348763.

The spelling of 2137761368 in words is "two billion, one hundred thirty-seven million, seven hundred sixty-one thousand, three hundred sixty-eight".