2921920092000 has 3456 divisors, whose sum is σ = 14185606256640. Its totient is φ = 555094425600.

The previous prime is 2921920091983. The next prime is 2921920092011. The reversal of 2921920092000 is 2900291292.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 18610955922 + ... + 18610956078.

It is an arithmetic number, because the mean of its divisors is an integer number (4104631440).

Almost surely, 2^{2921920092000} is an apocalyptic number.

2921920092000 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 2921920092000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7092803128320).

2921920092000 is an abundant number, since it is smaller than the sum of its proper divisors (11263686164640).

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

2921920092000 is a wasteful number, since it uses less digits than its factorization.

2921920092000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 2921920092000 in words is "two trillion, nine hundred twenty-one billion, nine hundred twenty million, ninety-two thousand".