50574385787 has 2 divisors, whose sum is σ = 50574385788. Its totient is φ = 50574385786.

The previous prime is 50574385753. The next prime is 50574385789. The reversal of 50574385787 is 78758347505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50574385787 is a prime.

Together with 50574385789, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50574385789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25287192893 + 25287192894.

It is an arithmetic number, because the mean of its divisors is an integer number (25287192894).

Almost surely, 2^50574385787 is an apocalyptic number.

50574385787 is a deficient number, since it is larger than the sum of its proper divisors (1).

50574385787 is an equidigital number, since it uses as much as digits as its factorization.

50574385787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928000, while the sum is 59.

The spelling of 50574385787 in words is "fifty billion, five hundred seventy-four million, three hundred eighty-five thousand, seven hundred eighty-seven".