50004782731 has 2 divisors, whose sum is σ = 50004782732. Its totient is φ = 50004782730.

The previous prime is 50004782693. The next prime is 50004782743. The reversal of 50004782731 is 13728740005.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50004782731 - 2²⁵ = 49971228299 is a prime.

It is a super-2 number, since 2×50004782731² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50004782131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25002391365 + 25002391366.

It is an arithmetic number, because the mean of its divisors is an integer number (25002391366).

Almost surely, 2^50004782731 is an apocalyptic number.

50004782731 is a deficient number, since it is larger than the sum of its proper divisors (1).

50004782731 is an equidigital number, since it uses as much as digits as its factorization.

50004782731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 50004782731 in words is "fifty billion, four million, seven hundred eighty-two thousand, seven hundred thirty-one".