50203100400 has 120 divisors (see below), whose sum is σ = 162409907184. Its totient is φ = 13254912000.

The previous prime is 50203100347. The next prime is 50203100407. The reversal of 50203100400 is 400130205.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 50203100400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50203100407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85909 + ... + 328308.

Almost surely, 2^50203100400 is an apocalyptic number.

50203100400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50203100400 is an abundant number, since it is smaller than the sum of its proper divisors (112206806784).

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

50203100400 is a wasteful number, since it uses less digits than its factorization.

50203100400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414339 (or 414328 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

Adding to 50203100400 its reverse (400130205), we get a palindrome (50603230605).

The spelling of 50203100400 in words is "fifty billion, two hundred three million, one hundred thousand, four hundred".