50550531501 has 4 divisors (see below), whose sum is σ = 67400708672. Its totient is φ = 33700354332.

The previous prime is 50550531467. The next prime is 50550531503. The reversal of 50550531501 is 10513505505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50550531501 - 2¹⁰ = 50550530477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550531503) 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, 8425088581 + ... + 8425088586.

It is an arithmetic number, because the mean of its divisors is an integer number (16850177168).

Almost surely, 2^50550531501 is an apocalyptic number.

It is an amenable number.

50550531501 is a deficient number, since it is larger than the sum of its proper divisors (16850177171).

50550531501 is a wasteful number, since it uses less digits than its factorization.

50550531501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16850177170.

The product of its (nonzero) digits is 9375, while the sum is 30.

The spelling of 50550531501 in words is "fifty billion, five hundred fifty million, five hundred thirty-one thousand, five hundred one".