655551326312 has 64 divisors (see below), whose sum is σ = 1267677008640. Its totient is φ = 317705472000.

The previous prime is 655551326303. The next prime is 655551326341. The reversal of 655551326312 is 213623155556.

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, 8280098 + ... + 8358894.

It is an arithmetic number, because the mean of its divisors is an integer number (19807453260).

Almost surely, 2^655551326312 is an apocalyptic number.

It is an amenable number.

655551326312 is a deficient number, since it is larger than the sum of its proper divisors (612125682328).

655551326312 is a wasteful number, since it uses less digits than its factorization.

655551326312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79122 (or 79118 counting only the distinct ones).

The product of its digits is 810000, while the sum is 44.

The spelling of 655551326312 in words is "six hundred fifty-five billion, five hundred fifty-one million, three hundred twenty-six thousand, three hundred twelve".