2050120800 has 864 divisors, whose sum is σ = 9350964000. Its totient is φ = 429649920.

The previous prime is 2050120789. The next prime is 2050120819. The reversal of 2050120800 is 80210502.

It is a tau number, because it is divible by the number of its divisors (864).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 13759126 + ... + 13759274.

It is an arithmetic number, because the mean of its divisors is an integer number (10822875).

Almost surely, 2^2050120800 is an apocalyptic number.

2050120800 is a gapful number since it is divisible by the number (20) 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 2050120800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4675482000).

2050120800 is an abundant number, since it is smaller than the sum of its proper divisors (7300843200).

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

2050120800 is a wasteful number, since it uses less digits than its factorization.

2050120800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2050120800 is about 45278.2596838704. The cubic root of 2050120800 is about 1270.3590445358.

The spelling of 2050120800 in words is "two billion, fifty million, one hundred twenty thousand, eight hundred".