50533312881 has 8 divisors (see below), whose sum is σ = 69198770944. Its totient is φ = 32778365040.

The previous prime is 50533312873. The next prime is 50533312897. The reversal of 50533312881 is 18821333505.

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

It is not a de Polignac number, because 50533312881 - 2³ = 50533312873 is a prime.

It is a super-2 number, since 2×50533312881² (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 (50533312801) 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, 227627425 + ... + 227627646.

It is an arithmetic number, because the mean of its divisors is an integer number (8649846368).

Almost surely, 2^50533312881 is an apocalyptic number.

It is an amenable number.

50533312881 is a deficient number, since it is larger than the sum of its proper divisors (18665458063).

50533312881 is a wasteful number, since it uses less digits than its factorization.

50533312881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455255111.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 50533312881 in words is "fifty billion, five hundred thirty-three million, three hundred twelve thousand, eight hundred eighty-one".