56574651126613 has 4 divisors (see below), whose sum is σ = 56629418456908. Its totient is φ = 56519883796320.

The previous prime is 56574651126611. The next prime is 56574651126727. The reversal of 56574651126613 is 31662115647565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55415622323889 + 1159028802724 = 7444167^2 + 1076582^2 .

It is a cyclic number.

It is not a de Polignac number, because 56574651126613 - 2¹ = 56574651126611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56574651126611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27383663598 + ... + 27383665663.

It is an arithmetic number, because the mean of its divisors is an integer number (14157354614227).

Almost surely, 2^{56574651126613} is an apocalyptic number.

It is an amenable number.

56574651126613 is a deficient number, since it is larger than the sum of its proper divisors (54767330295).

56574651126613 is a wasteful number, since it uses less digits than its factorization.

56574651126613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54767330294.

The product of its digits is 27216000, while the sum is 58.

The spelling of 56574651126613 in words is "fifty-six trillion, five hundred seventy-four billion, six hundred fifty-one million, one hundred twenty-six thousand, six hundred thirteen".