50705563555 has 4 divisors (see below), whose sum is σ = 60846676272. Its totient is φ = 40564450840.

The previous prime is 50705563541. The next prime is 50705563577. The reversal of 50705563555 is 55536550705.

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

It is not a de Polignac number, because 50705563555 - 2¹³ = 50705555363 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, 5070556351 + ... + 5070556360.

It is an arithmetic number, because the mean of its divisors is an integer number (15211669068).

Almost surely, 2^50705563555 is an apocalyptic number.

50705563555 is a deficient number, since it is larger than the sum of its proper divisors (10141112717).

50705563555 is a wasteful number, since it uses less digits than its factorization.

50705563555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10141112716.

The product of its (nonzero) digits is 1968750, while the sum is 46.

The spelling of 50705563555 in words is "fifty billion, seven hundred five million, five hundred sixty-three thousand, five hundred fifty-five".