50568920567 has 4 divisors (see below), whose sum is σ = 55166095176. Its totient is φ = 45971745960.

The previous prime is 50568920539. The next prime is 50568920569. The reversal of 50568920567 is 76502986505.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50568920567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50568920569) 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, 2298587288 + ... + 2298587309.

It is an arithmetic number, because the mean of its divisors is an integer number (13791523794).

Almost surely, 2^50568920567 is an apocalyptic number.

50568920567 is a deficient number, since it is larger than the sum of its proper divisors (4597174609).

50568920567 is a wasteful number, since it uses less digits than its factorization.

50568920567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4597174608.

The product of its (nonzero) digits is 4536000, while the sum is 53.

The spelling of 50568920567 in words is "fifty billion, five hundred sixty-eight million, nine hundred twenty thousand, five hundred sixty-seven".