2099428696800 has 360 divisors, whose sum is σ = 8059171289400. Its totient is φ = 530381675520.

The previous prime is 2099428696777. The next prime is 2099428696829. The reversal of 2099428696800 is 86968249902.

2099428696800 is a `hidden beast` number, since 2 + 0 + 99 + 428 + 69 + 68 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 378606 + ... + 2083794.

It is an arithmetic number, because the mean of its divisors is an integer number (22386586915).

Almost surely, 2^{2099428696800} is an apocalyptic number.

2099428696800 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 2099428696800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4029585644700).

2099428696800 is an abundant number, since it is smaller than the sum of its proper divisors (5959742592600).

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

2099428696800 is a wasteful number, since it uses less digits than its factorization.

2099428696800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705240 (or 1705218 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 2099428696800 in words is "two trillion, ninety-nine billion, four hundred twenty-eight million, six hundred ninety-six thousand, eight hundred".