56874447865 has 8 divisors (see below), whose sum is σ = 68332269888. Its totient is φ = 45444270000.

The previous prime is 56874447827. The next prime is 56874447871.

56874447865 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 56874447865 - 2⁹ = 56874447353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56874447797 and 56874447806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6906511 + ... + 6914740.

It is an arithmetic number, because the mean of its divisors is an integer number (8541533736).

Almost surely, 2^56874447865 is an apocalyptic number.

It is an amenable number.

56874447865 is a deficient number, since it is larger than the sum of its proper divisors (11457822023).

56874447865 is a wasteful number, since it uses less digits than its factorization.

56874447865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13822079.

The product of its digits is 180633600, while the sum is 64.

The spelling of 56874447865 in words is "fifty-six billion, eight hundred seventy-four million, four hundred forty-seven thousand, eight hundred sixty-five".