50053616563 has 8 divisors (see below), whose sum is σ = 50563884528. Its totient is φ = 49544135424.

The previous prime is 50053616507. The next prime is 50053616573. The reversal of 50053616563 is 36561635005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50053616563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50053616573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68406 + ... + 323707.

It is an arithmetic number, because the mean of its divisors is an integer number (6320485566).

Almost surely, 2^50053616563 is an apocalyptic number.

50053616563 is a deficient number, since it is larger than the sum of its proper divisors (510267965).

50053616563 is a wasteful number, since it uses less digits than its factorization.

50053616563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393413.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 50053616563 in words is "fifty billion, fifty-three million, six hundred sixteen thousand, five hundred sixty-three".