50453503551 has 12 divisors (see below), whose sum is σ = 79502490600. Its totient is φ = 30577880880.

The previous prime is 50453503549. The next prime is 50453503561. The reversal of 50453503551 is 15530535405.

50453503551 is a `hidden beast` number, since 5 + 0 + 4 + 53 + 50 + 3 + 551 = 666.

It is not a de Polignac number, because 50453503551 - 2¹ = 50453503549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50453503561) 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, 254815576 + ... + 254815773.

It is an arithmetic number, because the mean of its divisors is an integer number (6625207550).

Almost surely, 2^50453503551 is an apocalyptic number.

50453503551 is a deficient number, since it is larger than the sum of its proper divisors (29048987049).

50453503551 is a wasteful number, since it uses less digits than its factorization.

50453503551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509631366 (or 509631363 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The spelling of 50453503551 in words is "fifty billion, four hundred fifty-three million, five hundred three thousand, five hundred fifty-one".