50554232509 has 16 divisors (see below), whose sum is σ = 56170695744. Its totient is φ = 45113846400.

The previous prime is 50554232503. The next prime is 50554232563. The reversal of 50554232509 is 90523245505.

It is a cyclic number.

It is not a de Polignac number, because 50554232509 - 2²⁷ = 50420014781 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 (50554232503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20247 + ... + 318619.

It is an arithmetic number, because the mean of its divisors is an integer number (3510668484).

Almost surely, 2^50554232509 is an apocalyptic number.

It is an amenable number.

50554232509 is a deficient number, since it is larger than the sum of its proper divisors (5616463235).

50554232509 is a wasteful number, since it uses less digits than its factorization.

50554232509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298668.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 50554232509 in words is "fifty billion, five hundred fifty-four million, two hundred thirty-two thousand, five hundred nine".