2662875656 has 16 divisors (see below), whose sum is σ = 5706162240. Its totient is φ = 1141232400.

The previous prime is 2662875647. The next prime is 2662875659. The reversal of 2662875656 is 6565782662.

It is a junction number, because it is equal to n+sod(n) for n = 2662875598 and 2662875607.

It is not an unprimeable number, because it can be changed into a prime (2662875659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23775620 + ... + 23775731.

It is an arithmetic number, because the mean of its divisors is an integer number (356635140).

Almost surely, 2^2662875656 is an apocalyptic number.

It is an amenable number.

2662875656 is an abundant number, since it is smaller than the sum of its proper divisors (3043286584).

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

2662875656 is a wasteful number, since it uses less digits than its factorization.

2662875656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47551364 (or 47551360 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 53.

The square root of 2662875656 is about 51603.0585915215. The cubic root of 2662875656 is about 1386.0651020576.

The spelling of 2662875656 in words is "two billion, six hundred sixty-two million, eight hundred seventy-five thousand, six hundred fifty-six".