50685203900 has 18 divisors (see below), whose sum is σ = 109986892680. Its totient is φ = 20274081520.

The previous prime is 50685203893. The next prime is 50685203917. The reversal of 50685203900 is 930258605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 253425920 + ... + 253426119.

Almost surely, 2^50685203900 is an apocalyptic number.

50685203900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50685203900 is an abundant number, since it is smaller than the sum of its proper divisors (59301688780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50685203900 is a wasteful number, since it uses less digits than its factorization.

50685203900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506852053 (or 506852046 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 50685203900 in words is "fifty billion, six hundred eighty-five million, two hundred three thousand, nine hundred".