56644870106 has 32 divisors (see below), whose sum is σ = 93128780160. Its totient is φ = 25626484800.

The previous prime is 56644870103. The next prime is 56644870109. The reversal of 56644870106 is 60107844665.

56644870106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (56644870103) and next prime (56644870109).

It is a super-2 number, since 2×56644870106² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56644870103) 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, 4845140 + ... + 4856816.

It is an arithmetic number, because the mean of its divisors is an integer number (2910274380).

Almost surely, 2^56644870106 is an apocalyptic number.

56644870106 is a deficient number, since it is larger than the sum of its proper divisors (36483910054).

56644870106 is a wasteful number, since it uses less digits than its factorization.

56644870106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12710.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 56644870106 in words is "fifty-six billion, six hundred forty-four million, eight hundred seventy thousand, one hundred six".