655272654768 has 40 divisors (see below), whose sum is σ = 1880875214000. Its totient is φ = 218424218112.

The previous prime is 655272654739. The next prime is 655272654833. The reversal of 655272654768 is 867456272556.

655272654768 is a `hidden beast` number, since 6 + 5 + 5 + 2 + 7 + 26 + 547 + 68 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758416993 + ... + 758417856.

It is an arithmetic number, because the mean of its divisors is an integer number (47021880350).

Almost surely, 2^655272654768 is an apocalyptic number.

It is an amenable number.

655272654768 is an abundant number, since it is smaller than the sum of its proper divisors (1225602559232).

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

655272654768 is a wasteful number, since it uses less digits than its factorization.

655272654768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516834866 (or 1516834854 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 63.

The spelling of 655272654768 in words is "six hundred fifty-five billion, two hundred seventy-two million, six hundred fifty-four thousand, seven hundred sixty-eight".