50445332321 has 16 divisors (see below), whose sum is σ = 52656272640. Its totient is φ = 48290858880.

The previous prime is 50445332317. The next prime is 50445332341. The reversal of 50445332321 is 12323354405.

It is a cyclic number.

It is not a de Polignac number, because 50445332321 - 2² = 50445332317 is a prime.

It is a super-2 number, since 2×50445332321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50445332341) 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, 464045 + ... + 562341.

It is an arithmetic number, because the mean of its divisors is an integer number (3291017040).

Almost surely, 2^50445332321 is an apocalyptic number.

It is an amenable number.

50445332321 is a deficient number, since it is larger than the sum of its proper divisors (2210940319).

50445332321 is a wasteful number, since it uses less digits than its factorization.

50445332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98584.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 50445332321 its reverse (12323354405), we get a palindrome (62768686726).

The spelling of 50445332321 in words is "fifty billion, four hundred forty-five million, three hundred thirty-two thousand, three hundred twenty-one".