56353103515 has 4 divisors (see below), whose sum is σ = 67623724224. Its totient is φ = 45082482808.

The previous prime is 56353103491. The next prime is 56353103549. The reversal of 56353103515 is 51530135365.

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

It is a cyclic number.

It is not a de Polignac number, because 56353103515 - 2⁵ = 56353103483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5635310347 + ... + 5635310356.

It is an arithmetic number, because the mean of its divisors is an integer number (16905931056).

Almost surely, 2^56353103515 is an apocalyptic number.

56353103515 is a deficient number, since it is larger than the sum of its proper divisors (11270620709).

56353103515 is a wasteful number, since it uses less digits than its factorization.

56353103515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11270620708.

The product of its (nonzero) digits is 101250, while the sum is 37.

The spelling of 56353103515 in words is "fifty-six billion, three hundred fifty-three million, one hundred three thousand, five hundred fifteen".