56415261607 has 4 divisors (see below), whose sum is σ = 56564114920. Its totient is φ = 56266408296.

The previous prime is 56415261589. The next prime is 56415261611. The reversal of 56415261607 is 70616251465.

56415261607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56415261607 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 (56415261307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74426088 + ... + 74426845.

It is an arithmetic number, because the mean of its divisors is an integer number (14141028730).

Almost surely, 2^56415261607 is an apocalyptic number.

56415261607 is a deficient number, since it is larger than the sum of its proper divisors (148853313).

56415261607 is a wasteful number, since it uses less digits than its factorization.

56415261607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148853312.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 56415261607 in words is "fifty-six billion, four hundred fifteen million, two hundred sixty-one thousand, six hundred seven".