50442000131 has 4 divisors (see below), whose sum is σ = 50776053264. Its totient is φ = 50107947000.

The previous prime is 50442000113. The next prime is 50442000181. The reversal of 50442000131 is 13100024405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50442000131 - 2²² = 50437805827 is a prime.

It is a super-2 number, since 2×50442000131² (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 (50442000181) 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, 167026340 + ... + 167026641.

It is an arithmetic number, because the mean of its divisors is an integer number (12694013316).

Almost surely, 2^50442000131 is an apocalyptic number.

50442000131 is a deficient number, since it is larger than the sum of its proper divisors (334053133).

50442000131 is a wasteful number, since it uses less digits than its factorization.

50442000131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334053132.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 50442000131 its reverse (13100024405), we get a palindrome (63542024536).

The spelling of 50442000131 in words is "fifty billion, four hundred forty-two million, one hundred thirty-one", and thus it is an aban number.