2656613938 has 8 divisors (see below), whose sum is σ = 4347186480. Its totient is φ = 1207551780.

The previous prime is 2656613899. The next prime is 2656613957. The reversal of 2656613938 is 8393166562.

It is a happy number.

2656613938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2656613891 and 2656613900.

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, 60377568 + ... + 60377611.

It is an arithmetic number, because the mean of its divisors is an integer number (543398310).

Almost surely, 2^2656613938 is an apocalyptic number.

2656613938 is a deficient number, since it is larger than the sum of its proper divisors (1690572542).

2656613938 is a wasteful number, since it uses less digits than its factorization.

2656613938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120755192.

The product of its digits is 1399680, while the sum is 49.

The square root of 2656613938 is about 51542.3509165036. The cubic root of 2656613938 is about 1384.9778112499.

It can be divided in two parts, 26566 and 13938, that added together give a palindrome (40504).

The spelling of 2656613938 in words is "two billion, six hundred fifty-six million, six hundred thirteen thousand, nine hundred thirty-eight".