50631329387 has 2 divisors, whose sum is σ = 50631329388. Its totient is φ = 50631329386.

The previous prime is 50631329363. The next prime is 50631329401. The reversal of 50631329387 is 78392313605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50631329387 - 2⁶ = 50631329323 is a prime.

It is not a weakly prime, because it can be changed into another prime (50631329587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25315664693 + 25315664694.

It is an arithmetic number, because the mean of its divisors is an integer number (25315664694).

Almost surely, 2^50631329387 is an apocalyptic number.

50631329387 is a deficient number, since it is larger than the sum of its proper divisors (1).

50631329387 is an equidigital number, since it uses as much as digits as its factorization.

50631329387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 50631329387 in words is "fifty billion, six hundred thirty-one million, three hundred twenty-nine thousand, three hundred eighty-seven".