50121622000 has 80 divisors (see below), whose sum is σ = 121966782912. Its totient is φ = 19920825600.

The previous prime is 50121621973. The next prime is 50121622009. The reversal of 50121622000 is 22612105.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50121622009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234189 + ... + 393811.

Almost surely, 2^50121622000 is an apocalyptic number.

50121622000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50121622000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60983391456).

50121622000 is an abundant number, since it is smaller than the sum of its proper divisors (71845160912).

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

50121622000 is a wasteful number, since it uses less digits than its factorization.

50121622000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159803 (or 159787 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 50121622000 in words is "fifty billion, one hundred twenty-one million, six hundred twenty-two thousand".