56778754713 has 16 divisors (see below), whose sum is σ = 76514518080. Its totient is φ = 37449895616.

The previous prime is 56778754691. The next prime is 56778754729. The reversal of 56778754713 is 31745787765.

It is a cyclic number.

It is not a de Polignac number, because 56778754713 - 2¹² = 56778750617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56778754213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162570 + ... + 374147.

It is an arithmetic number, because the mean of its divisors is an integer number (4782157380).

Almost surely, 2^56778754713 is an apocalyptic number.

It is an amenable number.

56778754713 is a deficient number, since it is larger than the sum of its proper divisors (19735763367).

56778754713 is a wasteful number, since it uses less digits than its factorization.

56778754713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537096.

The product of its digits is 34574400, while the sum is 60.

The spelling of 56778754713 in words is "fifty-six billion, seven hundred seventy-eight million, seven hundred fifty-four thousand, seven hundred thirteen".