655962320725 has 12 divisors (see below), whose sum is σ = 814838043456. Its totient is φ = 523837749680.

The previous prime is 655962320683. The next prime is 655962320779. The reversal of 655962320725 is 527023269556.

It is not a de Polignac number, because 655962320725 - 2¹¹ = 655962318677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23288317 + ... + 23316466.

It is an arithmetic number, because the mean of its divisors is an integer number (67903170288).

Almost surely, 2^655962320725 is an apocalyptic number.

It is an amenable number.

655962320725 is a deficient number, since it is larger than the sum of its proper divisors (158875722731).

655962320725 is a wasteful number, since it uses less digits than its factorization.

655962320725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46605356 (or 46605351 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 655962320725 in words is "six hundred fifty-five billion, nine hundred sixty-two million, three hundred twenty thousand, seven hundred twenty-five".