56814454807 has 4 divisors (see below), whose sum is σ = 61979405256. Its totient is φ = 51649504360.

The previous prime is 56814454793. The next prime is 56814454817. The reversal of 56814454807 is 70845441865.

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

It is a cyclic number.

It is not a de Polignac number, because 56814454807 - 2¹¹ = 56814452759 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 (56814454817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2582475208 + ... + 2582475229.

It is an arithmetic number, because the mean of its divisors is an integer number (15494851314).

Almost surely, 2^56814454807 is an apocalyptic number.

56814454807 is a deficient number, since it is larger than the sum of its proper divisors (5164950449).

56814454807 is a wasteful number, since it uses less digits than its factorization.

56814454807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164950448.

The product of its (nonzero) digits is 4300800, while the sum is 52.

The spelling of 56814454807 in words is "fifty-six billion, eight hundred fourteen million, four hundred fifty-four thousand, eight hundred seven".