50536291987 has 2 divisors, whose sum is σ = 50536291988. Its totient is φ = 50536291986.

The previous prime is 50536291931. The next prime is 50536292033. The reversal of 50536291987 is 78919263505.

50536291987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50536291987 - 2¹¹ = 50536289939 is a prime.

It is not a weakly prime, because it can be changed into another prime (50536291907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25268145993 + 25268145994.

It is an arithmetic number, because the mean of its divisors is an integer number (25268145994).

Almost surely, 2^50536291987 is an apocalyptic number.

50536291987 is a deficient number, since it is larger than the sum of its proper divisors (1).

50536291987 is an equidigital number, since it uses as much as digits as its factorization.

50536291987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 50536291987 in words is "fifty billion, five hundred thirty-six million, two hundred ninety-one thousand, nine hundred eighty-seven".