56464615709 has 8 divisors (see below), whose sum is σ = 58573979520. Its totient is φ = 54390117600.

The previous prime is 56464615687. The next prime is 56464615717. The reversal of 56464615709 is 90751646465.

56464615709 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 56464615709 - 2¹⁶ = 56464550173 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 (56464615769) 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, 8713127 + ... + 8719604.

It is an arithmetic number, because the mean of its divisors is an integer number (7321747440).

Almost surely, 2^56464615709 is an apocalyptic number.

It is an amenable number.

56464615709 is a deficient number, since it is larger than the sum of its proper divisors (2109363811).

56464615709 is a wasteful number, since it uses less digits than its factorization.

56464615709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17432851.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 56464615709 in words is "fifty-six billion, four hundred sixty-four million, six hundred fifteen thousand, seven hundred nine".