50553251533 has 8 divisors (see below), whose sum is σ = 50668680600. Its totient is φ = 50437950528.

The previous prime is 50553251503. The next prime is 50553251549. The reversal of 50553251533 is 33515235505.

It can be written as a sum of positive squares in 4 ways, for example, as 1436940649 + 49116310884 = 37907^2 + 221622^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50553251533 - 2²⁵ = 50519697101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50553251492 and 50553251501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50553251503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781803 + ... + 843991.

It is an arithmetic number, because the mean of its divisors is an integer number (6333585075).

Almost surely, 2^50553251533 is an apocalyptic number.

It is an amenable number.

50553251533 is a deficient number, since it is larger than the sum of its proper divisors (115429067).

50553251533 is a wasteful number, since it uses less digits than its factorization.

50553251533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64031.

The product of its (nonzero) digits is 168750, while the sum is 37.

The spelling of 50553251533 in words is "fifty billion, five hundred fifty-three million, two hundred fifty-one thousand, five hundred thirty-three".