50277081331 has 2 divisors, whose sum is σ = 50277081332. Its totient is φ = 50277081330.

The previous prime is 50277081317. The next prime is 50277081373. The reversal of 50277081331 is 13318077205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50277081331 - 2¹⁹ = 50276557043 is a prime.

It is a super-2 number, since 2×50277081331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50277088331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25138540665 + 25138540666.

It is an arithmetic number, because the mean of its divisors is an integer number (25138540666).

Almost surely, 2^50277081331 is an apocalyptic number.

50277081331 is a deficient number, since it is larger than the sum of its proper divisors (1).

50277081331 is an equidigital number, since it uses as much as digits as its factorization.

50277081331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 50277081331 in words is "fifty billion, two hundred seventy-seven million, eighty-one thousand, three hundred thirty-one".