2194014301920 has 1728 divisors, whose sum is σ = 9351060526080. Its totient is φ = 484108627968.

The previous prime is 2194014301891. The next prime is 2194014301937. The reversal of 2194014301920 is 291034104912.

2194014301920 is a `hidden beast` number, since 2 + 194 + 0 + 1 + 430 + 19 + 20 = 666.

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 287 ways as a sum of consecutive naturals, for example, 9580848366 + ... + 9580848594.

It is an arithmetic number, because the mean of its divisors is an integer number (5411493360).

Almost surely, 2^{2194014301920} is an apocalyptic number.

2194014301920 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 2194014301920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4675530263040).

2194014301920 is an abundant number, since it is smaller than the sum of its proper divisors (7157046224160).

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

2194014301920 is a wasteful number, since it uses less digits than its factorization.

2194014301920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 2194014301920 in words is "two trillion, one hundred ninety-four billion, fourteen million, three hundred one thousand, nine hundred twenty".