56910707818 has 16 divisors (see below), whose sum is σ = 86276171520. Its totient is φ = 28152677376.

The previous prime is 56910707779. The next prime is 56910707827. The reversal of 56910707818 is 81870701965.

It is a super-2 number, since 2×56910707818² (a number of 22 digits) contains 22 as substring.

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, 8346 + ... + 337477.

It is an arithmetic number, because the mean of its divisors is an integer number (5392260720).

Almost surely, 2^56910707818 is an apocalyptic number.

56910707818 is a deficient number, since it is larger than the sum of its proper divisors (29365463702).

56910707818 is a wasteful number, since it uses less digits than its factorization.

56910707818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346701.

The product of its (nonzero) digits is 846720, while the sum is 52.

The spelling of 56910707818 in words is "fifty-six billion, nine hundred ten million, seven hundred seven thousand, eight hundred eighteen".