50428481894 has 16 divisors (see below), whose sum is σ = 90998764800. Its totient is φ = 20474721864.

The previous prime is 50428481867. The next prime is 50428481941. The reversal of 50428481894 is 49818482405.

It is a super-2 number, since 2×50428481894² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94790114 + ... + 94790645.

It is an arithmetic number, because the mean of its divisors is an integer number (5687422800).

Almost surely, 2^50428481894 is an apocalyptic number.

50428481894 is a deficient number, since it is larger than the sum of its proper divisors (40570282906).

50428481894 is a wasteful number, since it uses less digits than its factorization.

50428481894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189580787.

The product of its (nonzero) digits is 2949120, while the sum is 53.

The spelling of 50428481894 in words is "fifty billion, four hundred twenty-eight million, four hundred eighty-one thousand, eight hundred ninety-four".