56665347910 has 8 divisors (see below), whose sum is σ = 101997626256. Its totient is φ = 22666139160.

The previous prime is 56665347863. The next prime is 56665347913. The reversal of 56665347910 is 1974356665.

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

It is a super-2 number, since 2×56665347910² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56665347913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2833267386 + ... + 2833267405.

It is an arithmetic number, because the mean of its divisors is an integer number (12749703282).

Almost surely, 2^56665347910 is an apocalyptic number.

56665347910 is a deficient number, since it is larger than the sum of its proper divisors (45332278346).

56665347910 is a wasteful number, since it uses less digits than its factorization.

56665347910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666534798.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 56665347910 in words is "fifty-six billion, six hundred sixty-five million, three hundred forty-seven thousand, nine hundred ten".