56501055105556 has 12 divisors (see below), whose sum is σ = 98924360551380. Its totient is φ = 28236952090880.

The previous prime is 56501055105449. The next prime is 56501055105673. The reversal of 56501055105556 is 65550155010565.

It can be written as a sum of positive squares in 2 ways, for example, as 27273148416900 + 29227906688656 = 5222370^2 + 5406284^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3393856111 + ... + 3393872758.

It is an arithmetic number, because the mean of its divisors is an integer number (8243696712615).

Almost surely, 2^{56501055105556} is an apocalyptic number.

It is an amenable number.

56501055105556 is a deficient number, since it is larger than the sum of its proper divisors (42423305445824).

56501055105556 is a wasteful number, since it uses less digits than its factorization.

56501055105556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6787730954 (or 6787730952 counting only the distinct ones).

The product of its (nonzero) digits is 2812500, while the sum is 49.

The spelling of 56501055105556 in words is "fifty-six trillion, five hundred one billion, fifty-five million, one hundred five thousand, five hundred fifty-six".