655356553612 has 12 divisors (see below), whose sum is σ = 1173545456776. Its totient is φ = 320057851680.

The previous prime is 655356553609. The next prime is 655356553637. The reversal of 655356553612 is 216355653556.

It is a self number, because there is not a number n which added to its sum of digits gives 655356553612.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905106089 + ... + 1905106432.

Almost surely, 2^655356553612 is an apocalyptic number.

It is an amenable number.

655356553612 is a deficient number, since it is larger than the sum of its proper divisors (518188903164).

655356553612 is a wasteful number, since it uses less digits than its factorization.

655356553612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810212568 (or 3810212566 counting only the distinct ones).

The product of its digits is 12150000, while the sum is 52.

The spelling of 655356553612 in words is "six hundred fifty-five billion, three hundred fifty-six million, five hundred fifty-three thousand, six hundred twelve".