2292378385920 has 320 divisors, whose sum is σ = 8493345248256. Its totient is φ = 516591452160.

The previous prime is 2292378385907. The next prime is 2292378385951. The reversal of 2292378385920 is 295838732922.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3516672 + ... + 4117248.

Almost surely, 2^{2292378385920} is an apocalyptic number.

2292378385920 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 2292378385920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4246672624128).

2292378385920 is an abundant number, since it is smaller than the sum of its proper divisors (6200966862336).

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

2292378385920 is an equidigital number, since it uses as much as digits as its factorization.

2292378385920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600681 (or 600665 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 2292378385920 in words is "two trillion, two hundred ninety-two billion, three hundred seventy-eight million, three hundred eighty-five thousand, nine hundred twenty".