50278182131 has 2 divisors, whose sum is σ = 50278182132. Its totient is φ = 50278182130.

The previous prime is 50278182089. The next prime is 50278182167. The reversal of 50278182131 is 13128187205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50278182131 - 2⁶ = 50278182067 is a prime.

It is a super-2 number, since 2×50278182131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50278182631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25139091065 + 25139091066.

It is an arithmetic number, because the mean of its divisors is an integer number (25139091066).

Almost surely, 2^50278182131 is an apocalyptic number.

50278182131 is a deficient number, since it is larger than the sum of its proper divisors (1).

50278182131 is an equidigital number, since it uses as much as digits as its factorization.

50278182131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 38.

The spelling of 50278182131 in words is "fifty billion, two hundred seventy-eight million, one hundred eighty-two thousand, one hundred thirty-one".