56688887102 has 4 divisors (see below), whose sum is σ = 85033330656. Its totient is φ = 28344443550.

The previous prime is 56688887093. The next prime is 56688887107. The reversal of 56688887102 is 20178888665.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56688887107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14172221774 + ... + 14172221777.

It is an arithmetic number, because the mean of its divisors is an integer number (21258332664).

Almost surely, 2^56688887102 is an apocalyptic number.

56688887102 is a deficient number, since it is larger than the sum of its proper divisors (28344443554).

56688887102 is a wasteful number, since it uses less digits than its factorization.

56688887102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28344443553.

The product of its (nonzero) digits is 10321920, while the sum is 59.

The spelling of 56688887102 in words is "fifty-six billion, six hundred eighty-eight million, eight hundred eighty-seven thousand, one hundred two".