56861474263 has 8 divisors (see below), whose sum is σ = 62815898880. Its totient is φ = 51037916280.

The previous prime is 56861474213. The next prime is 56861474273. The reversal of 56861474263 is 36247416865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56861474263 - 2²¹ = 56859377111 is a prime.

It is a super-2 number, since 2×56861474263² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56861474263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56861474203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32715745 + ... + 32717482.

It is an arithmetic number, because the mean of its divisors is an integer number (7851987360).

Almost surely, 2^56861474263 is an apocalyptic number.

56861474263 is a deficient number, since it is larger than the sum of its proper divisors (5954424617).

56861474263 is a wasteful number, since it uses less digits than its factorization.

56861474263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65433317.

The product of its digits is 5806080, while the sum is 52.

The spelling of 56861474263 in words is "fifty-six billion, eight hundred sixty-one million, four hundred seventy-four thousand, two hundred sixty-three".