50540405507 has 2 divisors, whose sum is σ = 50540405508. Its totient is φ = 50540405506.

The previous prime is 50540405471. The next prime is 50540405533. The reversal of 50540405507 is 70550404505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50540405507 is a prime.

It is not a weakly prime, because it can be changed into another prime (50540405107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25270202753 + 25270202754.

It is an arithmetic number, because the mean of its divisors is an integer number (25270202754).

Almost surely, 2^50540405507 is an apocalyptic number.

50540405507 is a deficient number, since it is larger than the sum of its proper divisors (1).

50540405507 is an equidigital number, since it uses as much as digits as its factorization.

50540405507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70000, while the sum is 35.

The spelling of 50540405507 in words is "fifty billion, five hundred forty million, four hundred five thousand, five hundred seven".