50915188033920 has 800 divisors, whose sum is σ = 212119781314320. Its totient is φ = 11637728815104.

The previous prime is 50915188033901. The next prime is 50915188033973. The reversal of 50915188033920 is 2933088151905.

50915188033920 is a `hidden beast` number, since 5 + 0 + 9 + 1 + 518 + 8 + 0 + 33 + 92 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 99 ways as a sum of consecutive naturals, for example, 124263309 + ... + 124672371.

Almost surely, 2^{50915188033920} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50915188033920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106059890657160).

50915188033920 is an abundant number, since it is smaller than the sum of its proper divisors (161204593280400).

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

50915188033920 is an frugal number, since it uses more digits than its factorization.

50915188033920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409122 (or 409080 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The spelling of 50915188033920 in words is "fifty trillion, nine hundred fifteen billion, one hundred eighty-eight million, thirty-three thousand, nine hundred twenty".