56415353215 has 16 divisors (see below), whose sum is σ = 73021588416. Its totient is φ = 41594515200.

The previous prime is 56415353207. The next prime is 56415353273. The reversal of 56415353215 is 51235351465.

It is a happy number.

It is not a de Polignac number, because 56415353215 - 2³ = 56415353207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646726 + ... + 728755.

It is an arithmetic number, because the mean of its divisors is an integer number (4563849276).

Almost surely, 2^56415353215 is an apocalyptic number.

56415353215 is a deficient number, since it is larger than the sum of its proper divisors (16606235201).

56415353215 is a wasteful number, since it uses less digits than its factorization.

56415353215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376130.

The product of its digits is 270000, while the sum is 40.

The spelling of 56415353215 in words is "fifty-six billion, four hundred fifteen million, three hundred fifty-three thousand, two hundred fifteen".