50568577903 has 4 divisors (see below), whose sum is σ = 50569393248. Its totient is φ = 50567762560.

The previous prime is 50568577867. The next prime is 50568577979. The reversal of 50568577903 is 30977586505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50568577903 - 2²¹ = 50566480751 is a prime.

It is a super-2 number, since 2×50568577903² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50568577303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306226 + ... + 441487.

It is an arithmetic number, because the mean of its divisors is an integer number (12642348312).

Almost surely, 2^50568577903 is an apocalyptic number.

50568577903 is a deficient number, since it is larger than the sum of its proper divisors (815345).

50568577903 is an equidigital number, since it uses as much as digits as its factorization.

50568577903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815344.

The product of its (nonzero) digits is 7938000, while the sum is 55.

The spelling of 50568577903 in words is "fifty billion, five hundred sixty-eight million, five hundred seventy-seven thousand, nine hundred three".