50481581063 has 4 divisors (see below), whose sum is σ = 50496045048. Its totient is φ = 50467117080.

The previous prime is 50481581053. The next prime is 50481581093. The reversal of 50481581063 is 36018518405.

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 50481581063 - 2⁴ = 50481581047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50481581063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50481581053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7226756 + ... + 7233737.

It is an arithmetic number, because the mean of its divisors is an integer number (12624011262).

Almost surely, 2^50481581063 is an apocalyptic number.

50481581063 is a deficient number, since it is larger than the sum of its proper divisors (14463985).

50481581063 is a wasteful number, since it uses less digits than its factorization.

50481581063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14463984.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 50481581063 in words is "fifty billion, four hundred eighty-one million, five hundred eighty-one thousand, sixty-three".