56670120545 has 16 divisors (see below), whose sum is σ = 68109911040. Its totient is φ = 45265651200.

The previous prime is 56670120539. The next prime is 56670120553. The reversal of 56670120545 is 54502107665.

56670120545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-56670120545 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10728305 + ... + 10733585.

It is an arithmetic number, because the mean of its divisors is an integer number (4256869440).

Almost surely, 2^56670120545 is an apocalyptic number.

It is an amenable number.

56670120545 is a deficient number, since it is larger than the sum of its proper divisors (11439790495).

56670120545 is a wasteful number, since it uses less digits than its factorization.

56670120545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8216.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 56670120545 in words is "fifty-six billion, six hundred seventy million, one hundred twenty thousand, five hundred forty-five".