2091392928000 has 864 divisors, whose sum is σ = 8177713689600. Its totient is φ = 511266816000.

The previous prime is 2091392927983. The next prime is 2091392928011. The reversal of 2091392928000 is 8292931902.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 169625836 + ... + 169638164.

It is an arithmetic number, because the mean of its divisors is an integer number (9464946400).

Almost surely, 2^{2091392928000} is an apocalyptic number.

2091392928000 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 2091392928000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4088856844800).

2091392928000 is an abundant number, since it is smaller than the sum of its proper divisors (6086320761600).

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

2091392928000 is a wasteful number, since it uses less digits than its factorization.

2091392928000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12416 (or 12389 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 2091392928000 in words is "two trillion, ninety-one billion, three hundred ninety-two million, nine hundred twenty-eight thousand".