50505521535 has 48 divisors (see below), whose sum is σ = 100478574144. Its totient is φ = 22989113856.

The previous prime is 50505521519. The next prime is 50505521567. The reversal of 50505521535 is 53512550505.

50505521535 is a `hidden beast` number, since 5 + 0 + 50 + 55 + 21 + 535 = 666.

It is not a de Polignac number, because 50505521535 - 2⁴ = 50505521519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50505521535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 270672 + ... + 417461.

It is an arithmetic number, because the mean of its divisors is an integer number (2093303628).

Almost surely, 2^50505521535 is an apocalyptic number.

50505521535 is a deficient number, since it is larger than the sum of its proper divisors (49973052609).

50505521535 is a wasteful number, since it uses less digits than its factorization.

50505521535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688384 (or 688381 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 36.

The spelling of 50505521535 in words is "fifty billion, five hundred five million, five hundred twenty-one thousand, five hundred thirty-five".