2656216376 has 16 divisors (see below), whose sum is σ = 5433170040. Its totient is φ = 1207371040.

The previous prime is 2656216351. The next prime is 2656216393. The reversal of 2656216376 is 6736126562.

It is a happy number.

It is a super-2 number, since 2×2656216376² = 14110970872261146752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent 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, 15092051 + ... + 15092226.

Almost surely, 2^2656216376 is an apocalyptic number.

It is an amenable number.

2656216376 is an abundant number, since it is smaller than the sum of its proper divisors (2776953664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2656216376 is a wasteful number, since it uses less digits than its factorization.

2656216376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30184294 (or 30184290 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 2656216376 is about 51538.4941184742. The cubic root of 2656216376 is about 1384.9087205414.

The spelling of 2656216376 in words is "two billion, six hundred fifty-six million, two hundred sixteen thousand, three hundred seventy-six".