6656620010700 has 72 divisors (see below), whose sum is σ = 21010713353280. Its totient is φ = 1613726062400.

The previous prime is 6656620010633. The next prime is 6656620010701. The reversal of 6656620010700 is 70100266566.

It is a super-2 number, since 2×6656620010700² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6656620010701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1008575490 + ... + 1008582089.

It is an arithmetic number, because the mean of its divisors is an integer number (291815463240).

Almost surely, 2^{6656620010700} is an apocalyptic number.

6656620010700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6656620010700 is an abundant number, since it is smaller than the sum of its proper divisors (14354093342580).

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

6656620010700 is a wasteful number, since it uses less digits than its factorization.

6656620010700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017157607 (or 2017157600 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 6656620010700 in words is "six trillion, six hundred fifty-six billion, six hundred twenty million, ten thousand, seven hundred".