56840756404 has 6 divisors (see below), whose sum is σ = 99471323714. Its totient is φ = 28420378200.

The previous prime is 56840756389. The next prime is 56840756417. The reversal of 56840756404 is 40465704865.

It can be written as a sum of positive squares in only one way, i.e., 55276712100 + 1564044304 = 235110^2 + 39548^2 .

It is a super-2 number, since 2×56840756404² (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 as a sum of consecutive naturals, namely, 7105094547 + ... + 7105094554.

Almost surely, 2^56840756404 is an apocalyptic number.

It is an amenable number.

56840756404 is a deficient number, since it is larger than the sum of its proper divisors (42630567310).

56840756404 is a wasteful number, since it uses less digits than its factorization.

56840756404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14210189105 (or 14210189103 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 56840756404 in words is "fifty-six billion, eight hundred forty million, seven hundred fifty-six thousand, four hundred four".