655672276556 has 12 divisors (see below), whose sum is σ = 1251737982600. Its totient is φ = 298032852960.

The previous prime is 655672276541. The next prime is 655672276603.

655672276556 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×655672276556² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7450821281 + ... + 7450821368.

It is an arithmetic number, because the mean of its divisors is an integer number (104311498550).

Almost surely, 2^655672276556 is an apocalyptic number.

It is an amenable number.

655672276556 is a deficient number, since it is larger than the sum of its proper divisors (596065706044).

655672276556 is a wasteful number, since it uses less digits than its factorization.

655672276556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14901642664 (or 14901642662 counting only the distinct ones).

The product of its digits is 158760000, while the sum is 62.

The spelling of 655672276556 in words is "six hundred fifty-five billion, six hundred seventy-two million, two hundred seventy-six thousand, five hundred fifty-six".