56615700709 has 8 divisors (see below), whose sum is σ = 58086237888. Its totient is φ = 55149433440.

The previous prime is 56615700677. The next prime is 56615700773. The reversal of 56615700709 is 90700751665.

It is a happy number.

56615700709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 56615700709 - 2⁵ = 56615700677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56615700409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040607 + ... + 1093660.

It is an arithmetic number, because the mean of its divisors is an integer number (7260779736).

Almost surely, 2^56615700709 is an apocalyptic number.

It is an amenable number.

56615700709 is a deficient number, since it is larger than the sum of its proper divisors (1470537179).

56615700709 is a wasteful number, since it uses less digits than its factorization.

56615700709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134955.

The product of its (nonzero) digits is 396900, while the sum is 46.

The spelling of 56615700709 in words is "fifty-six billion, six hundred fifteen million, seven hundred thousand, seven hundred nine".