553159721106 has 64 divisors (see below), whose sum is σ = 1232566732800. Its totient is φ = 183888523728.

The previous prime is 553159721083. The next prime is 553159721117. The reversal of 553159721106 is 601127951355.

553159721106 is a `hidden beast` number, since 5 + 5 + 31 + 597 + 21 + 1 + 0 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79393635 + ... + 79400601.

It is an arithmetic number, because the mean of its divisors is an integer number (19258855200).

Almost surely, 2^553159721106 is an apocalyptic number.

553159721106 is an abundant number, since it is smaller than the sum of its proper divisors (679407011694).

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

553159721106 is a wasteful number, since it uses less digits than its factorization.

553159721106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10740 (or 10734 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 45.

The spelling of 553159721106 in words is "five hundred fifty-three billion, one hundred fifty-nine million, seven hundred twenty-one thousand, one hundred six".