655676676556 has 48 divisors (see below), whose sum is σ = 1325534837760. Its totient is φ = 280470309120.

The previous prime is 655676676553. The next prime is 655676676581.

655676676556 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×655676676556² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (655676676553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6923581 + ... + 7017643.

It is an arithmetic number, because the mean of its divisors is an integer number (27615309120).

Almost surely, 2^655676676556 is an apocalyptic number.

It is an amenable number.

655676676556 is an abundant number, since it is smaller than the sum of its proper divisors (669858161204).

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

655676676556 is a wasteful number, since it uses less digits than its factorization.

655676676556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103414 (or 103412 counting only the distinct ones).

The product of its digits is 1428840000, while the sum is 70.

The spelling of 655676676556 in words is "six hundred fifty-five billion, six hundred seventy-six million, six hundred seventy-six thousand, five hundred fifty-six".