53552686680 has 160 divisors (see below), whose sum is σ = 190584757440. Its totient is φ = 13440660480.

The previous prime is 53552686679. The next prime is 53552686711. The reversal of 53552686680 is 8668625535.

53552686680 is a `hidden beast` number, since 5 + 3 + 552 + 6 + 8 + 6 + 6 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 431056 + ... + 541215.

It is an arithmetic number, because the mean of its divisors is an integer number (1191154734).

Almost surely, 2^53552686680 is an apocalyptic number.

It is an amenable number.

53552686680 is an abundant number, since it is smaller than the sum of its proper divisors (137032070760).

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

53552686680 is a wasteful number, since it uses less digits than its factorization.

53552686680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972311 (or 972298 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 53552686680 in words is "fifty-three billion, five hundred fifty-two million, six hundred eighty-six thousand, six hundred eighty".