2340223792920 has 192 divisors, whose sum is σ = 8195109642720. Its totient is φ = 575750817792.

The previous prime is 2340223792919. The next prime is 2340223792927. The reversal of 2340223792920 is 292973220432.

2340223792920 is a `hidden beast` number, since 2 + 3 + 402 + 237 + 9 + 2 + 9 + 2 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340223792927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8793652 + ... + 9055868.

Almost surely, 2^{2340223792920} is an apocalyptic number.

2340223792920 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 2340223792920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4097554821360).

2340223792920 is an abundant number, since it is smaller than the sum of its proper divisors (5854885849800).

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

2340223792920 is a wasteful number, since it uses less digits than its factorization.

2340223792920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264154 (or 264147 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 2340223792920 in words is "two trillion, three hundred forty billion, two hundred twenty-three million, seven hundred ninety-two thousand, nine hundred twenty".