50553052519 has 4 divisors (see below), whose sum is σ = 50573028600. Its totient is φ = 50533076440.

The previous prime is 50553052493. The next prime is 50553052549. The reversal of 50553052519 is 91525035505.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50553052519 is a prime.

It is a super-2 number, since 2×50553052519² (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 (50553052549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9984244 + ... + 9989305.

It is an arithmetic number, because the mean of its divisors is an integer number (12643257150).

Almost surely, 2^50553052519 is an apocalyptic number.

50553052519 is a deficient number, since it is larger than the sum of its proper divisors (19976081).

50553052519 is a wasteful number, since it uses less digits than its factorization.

50553052519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19976080.

The product of its (nonzero) digits is 168750, while the sum is 40.

The spelling of 50553052519 in words is "fifty billion, five hundred fifty-three million, fifty-two thousand, five hundred nineteen".