2656215244 has 12 divisors (see below), whose sum is σ = 4655288344. Its totient is φ = 1326132864.

The previous prime is 2656215239. The next prime is 2656215251. The reversal of 2656215244 is 4425126562.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490662 + ... + 496045.

Almost surely, 2^2656215244 is an apocalyptic number.

It is an amenable number.

2656215244 is a deficient number, since it is larger than the sum of its proper divisors (1999073100).

2656215244 is a wasteful number, since it uses less digits than its factorization.

2656215244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987384 (or 987382 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 2656215244 is about 51538.4831363904. The cubic root of 2656215244 is about 1384.9085238058.

The spelling of 2656215244 in words is "two billion, six hundred fifty-six million, two hundred fifteen thousand, two hundred forty-four".