655444053660 has 96 divisors (see below), whose sum is σ = 2012566155264. Its totient is φ = 158063584000.

The previous prime is 655444053637. The next prime is 655444053709. The reversal of 655444053660 is 66350444556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2473671 + ... + 2725790.

It is an arithmetic number, because the mean of its divisors is an integer number (20964230784).

Almost surely, 2^655444053660 is an apocalyptic number.

655444053660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

655444053660 is an abundant number, since it is smaller than the sum of its proper divisors (1357122101604).

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

655444053660 is a wasteful number, since it uses less digits than its factorization.

655444053660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199675 (or 5199673 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 655444053660 in words is "six hundred fifty-five billion, four hundred forty-four million, fifty-three thousand, six hundred sixty".