2137944068 has 24 divisors (see below), whose sum is σ = 4241267520. Its totient is φ = 934809120.

The previous prime is 2137944041. The next prime is 2137944073. The reversal of 2137944068 is 8604497312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080968 + ... + 1082943.

It is an arithmetic number, because the mean of its divisors is an integer number (176719480).

Almost surely, 2^2137944068 is an apocalyptic number.

It is an amenable number.

2137944068 is a deficient number, since it is larger than the sum of its proper divisors (2103323452).

2137944068 is a wasteful number, since it uses less digits than its factorization.

2137944068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163947 (or 2163945 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 2137944068 is about 46237.9072623318. The cubic root of 2137944068 is about 1288.2459320067.

The spelling of 2137944068 in words is "two billion, one hundred thirty-seven million, nine hundred forty-four thousand, sixty-eight".