50633000638 has 16 divisors (see below), whose sum is σ = 83674341360. Its totient is φ = 22787128000.

The previous prime is 50633000633. The next prime is 50633000657. The reversal of 50633000638 is 83600033605.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50633000633) 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, 11391343 + ... + 11395786.

It is an arithmetic number, because the mean of its divisors is an integer number (5229646335).

Almost surely, 2^50633000638 is an apocalyptic number.

50633000638 is a deficient number, since it is larger than the sum of its proper divisors (33041340722).

50633000638 is a wasteful number, since it uses less digits than its factorization.

50633000638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22787243.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 50633000638 in words is "fifty billion, six hundred thirty-three million, six hundred thirty-eight", and thus it is an aban number.