255646116732 has 24 divisors (see below), whose sum is σ = 596522178000. Its totient is φ = 85213290496.

The previous prime is 255646116721. The next prime is 255646116749. The reversal of 255646116732 is 237611646552.

It is a congruent number.

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, 299644 + ... + 775292.

It is an arithmetic number, because the mean of its divisors is an integer number (24855090750).

Almost surely, 2^255646116732 is an apocalyptic number.

It is an amenable number.

255646116732 is an abundant number, since it is smaller than the sum of its proper divisors (340876061268).

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

255646116732 is a wasteful number, since it uses less digits than its factorization.

255646116732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520445 (or 520443 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The spelling of 255646116732 in words is "two hundred fifty-five billion, six hundred forty-six million, one hundred sixteen thousand, seven hundred thirty-two".