56554641725 has 12 divisors (see below), whose sum is σ = 70130940276. Its totient is φ = 45241658880.

The previous prime is 56554641719. The next prime is 56554641751. The reversal of 56554641725 is 52714645565.

It can be written as a sum of positive squares in 6 ways, for example, as 2948089 + 56551693636 = 1717^2 + 237806^2 .

It is not a de Polignac number, because 56554641725 - 2⁴ = 56554641709 is a prime.

It is a super-2 number, since 2×56554641725² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 763949 + ... + 834701.

It is an arithmetic number, because the mean of its divisors is an integer number (5844245023).

Almost surely, 2^56554641725 is an apocalyptic number.

It is an amenable number.

56554641725 is a deficient number, since it is larger than the sum of its proper divisors (13576298551).

56554641725 is a wasteful number, since it uses less digits than its factorization.

56554641725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102736 (or 102731 counting only the distinct ones).

The product of its digits is 5040000, while the sum is 50.

The spelling of 56554641725 in words is "fifty-six billion, five hundred fifty-four million, six hundred forty-one thousand, seven hundred twenty-five".