50440522987 has 2 divisors, whose sum is σ = 50440522988. Its totient is φ = 50440522986.

The previous prime is 50440522963. The next prime is 50440523039. The reversal of 50440522987 is 78922504405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50440522987 - 2³¹ = 48293039339 is a prime.

It is not a weakly prime, because it can be changed into another prime (50440522087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25220261493 + 25220261494.

It is an arithmetic number, because the mean of its divisors is an integer number (25220261494).

Almost surely, 2^50440522987 is an apocalyptic number.

50440522987 is a deficient number, since it is larger than the sum of its proper divisors (1).

50440522987 is an equidigital number, since it uses as much as digits as its factorization.

50440522987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 50440522987 in words is "fifty billion, four hundred forty million, five hundred twenty-two thousand, nine hundred eighty-seven".