655702339412 has 12 divisors (see below), whose sum is σ = 1147750459380. Its totient is φ = 327773636736.

The previous prime is 655702339381. The next prime is 655702339421. The reversal of 655702339412 is 214933207556.

It can be written as a sum of positive squares in 2 ways, for example, as 368359169476 + 287343169936 = 606926^2 + 536044^2 .

It is a congruent number.

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, 19364213 + ... + 19398044.

It is an arithmetic number, because the mean of its divisors is an integer number (95645871615).

Almost surely, 2^655702339412 is an apocalyptic number.

It is an amenable number.

655702339412 is a deficient number, since it is larger than the sum of its proper divisors (492048119968).

655702339412 is a wasteful number, since it uses less digits than its factorization.

655702339412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38766490 (or 38766488 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 655702339412 in words is "six hundred fifty-five billion, seven hundred two million, three hundred thirty-nine thousand, four hundred twelve".