56289570534 has 48 divisors (see below), whose sum is σ = 122228866032. Its totient is φ = 18721995264.

The previous prime is 56289570529. The next prime is 56289570593. The reversal of 56289570534 is 43507598265.

56289570534 is a `hidden beast` number, since 5 + 62 + 8 + 9 + 570 + 5 + 3 + 4 = 666.

It is a super-2 number, since 2×56289570534² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28242642 + ... + 28244634.

It is an arithmetic number, because the mean of its divisors is an integer number (2546434709).

Almost surely, 2^56289570534 is an apocalyptic number.

56289570534 is an abundant number, since it is smaller than the sum of its proper divisors (65939295498).

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

56289570534 is a wasteful number, since it uses less digits than its factorization.

56289570534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661 (or 4658 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 56289570534 in words is "fifty-six billion, two hundred eighty-nine million, five hundred seventy thousand, five hundred thirty-four".