50653775887 has 12 divisors (see below), whose sum is σ = 59960161240. Its totient is φ = 42506663760.

The previous prime is 50653775881. The next prime is 50653775897. The reversal of 50653775887 is 78857735605.

50653775887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50653775887 - 2³¹ = 48506292239 is a prime.

It is a super-2 number, since 2×50653775887² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50653775881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16099437 + ... + 16102582.

Almost surely, 2^50653775887 is an apocalyptic number.

50653775887 is a deficient number, since it is larger than the sum of its proper divisors (9306385353).

50653775887 is a wasteful number, since it uses less digits than its factorization.

50653775887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32202054 (or 32202043 counting only the distinct ones).

The product of its (nonzero) digits is 49392000, while the sum is 61.

The spelling of 50653775887 in words is "fifty billion, six hundred fifty-three million, seven hundred seventy-five thousand, eight hundred eighty-seven".