56653215215 has 8 divisors (see below), whose sum is σ = 68001804528. Its totient is φ = 45310608000.

The previous prime is 56653215167. The next prime is 56653215277. The reversal of 56653215215 is 51251235665.

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

It is a de Polignac number, because none of the positive numbers 2^k-56653215215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1474661 + ... + 1512590.

It is an arithmetic number, because the mean of its divisors is an integer number (8500225566).

Almost surely, 2^56653215215 is an apocalyptic number.

56653215215 is a deficient number, since it is larger than the sum of its proper divisors (11348589313).

56653215215 is a wasteful number, since it uses less digits than its factorization.

56653215215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991049.

The product of its digits is 270000, while the sum is 41.

The spelling of 56653215215 in words is "fifty-six billion, six hundred fifty-three million, two hundred fifteen thousand, two hundred fifteen".