50445621331 has 8 divisors (see below), whose sum is σ = 57653499744. Its totient is φ = 43238083200.

The previous prime is 50445621323. The next prime is 50445621337. The reversal of 50445621331 is 13312654405.

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 50445621331 - 2³ = 50445621323 is a prime.

It is a super-2 number, since 2×50445621331² (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 (50445621337) 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, 511941 + ... + 602473.

It is an arithmetic number, because the mean of its divisors is an integer number (7206687468).

Almost surely, 2^50445621331 is an apocalyptic number.

50445621331 is a deficient number, since it is larger than the sum of its proper divisors (7207878413).

50445621331 is an equidigital number, since it uses as much as digits as its factorization.

50445621331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170141.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 50445621331 in words is "fifty billion, four hundred forty-five million, six hundred twenty-one thousand, three hundred thirty-one".