655523343325556 has 48 divisors (see below), whose sum is σ = 1175714095395840. Its totient is φ = 319705429511520.

The previous prime is 655523343325483. The next prime is 655523343325579.

655523343325556 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×655523343325556³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062109091 + ... + 1062726101.

It is an arithmetic number, because the mean of its divisors is an integer number (24494043654080).

Almost surely, 2^{655523343325556} is an apocalyptic number.

It is an amenable number.

655523343325556 is a deficient number, since it is larger than the sum of its proper divisors (520190752070284).

655523343325556 is a wasteful number, since it uses less digits than its factorization.

655523343325556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657684 (or 657682 counting only the distinct ones).

The product of its digits is 729000000, while the sum is 62.

The spelling of 655523343325556 in words is "six hundred fifty-five trillion, five hundred twenty-three billion, three hundred forty-three million, three hundred twenty-five thousand, five hundred fifty-six".