6656656052 has 24 divisors (see below), whose sum is σ = 11921315616. Its totient is φ = 3251120288.

The previous prime is 6656655961. The next prime is 6656656079. The reversal of 6656656052 is 2506566566.

It is a super-2 number, since 2×6656656052² = 88622139589256453408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6656655988 and 6656656006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21038 + ... + 117285.

It is an arithmetic number, because the mean of its divisors is an integer number (496721484).

Almost surely, 2^6656656052 is an apocalyptic number.

It is an amenable number.

6656656052 is a deficient number, since it is larger than the sum of its proper divisors (5264659564).

6656656052 is a wasteful number, since it uses less digits than its factorization.

6656656052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138607 (or 138605 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The square root of 6656656052 is about 81588.3328178729. The cubic root of 6656656052 is about 1881.1295509436.

The spelling of 6656656052 in words is "six billion, six hundred fifty-six million, six hundred fifty-six thousand, fifty-two".