551656300860 has 144 divisors (see below), whose sum is σ = 1912593446400. Its totient is φ = 126080675712.

The previous prime is 551656300849. The next prime is 551656300901. The reversal of 551656300860 is 68003656155.

551656300860 is a `hidden beast` number, since 5 + 5 + 1 + 6 + 5 + 630 + 0 + 8 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22616151 + ... + 22640529.

Almost surely, 2^551656300860 is an apocalyptic number.

It is an amenable number.

551656300860 is an abundant number, since it is smaller than the sum of its proper divisors (1360937145540).

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

551656300860 is a wasteful number, since it uses less digits than its factorization.

551656300860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42360 (or 42355 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 551656300860 in words is "five hundred fifty-one billion, six hundred fifty-six million, three hundred thousand, eight hundred sixty".