2293872019920 has 160 divisors (see below), whose sum is σ = 8508892896000. Its totient is φ = 564645413376.

The previous prime is 2293872019919. The next prime is 2293872019921. The reversal of 2293872019920 is 299102783922.

2293872019920 is a `hidden beast` number, since 229 + 387 + 2 + 0 + 19 + 9 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (2293872019919) and next prime (2293872019921).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293872019921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40817220 + ... + 40873379.

It is an arithmetic number, because the mean of its divisors is an integer number (53180580600).

Almost surely, 2^{2293872019920} is an apocalyptic number.

2293872019920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2293872019920 is an abundant number, since it is smaller than the sum of its proper divisors (6215020876080).

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

2293872019920 is a wasteful number, since it uses less digits than its factorization.

2293872019920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81690634 (or 81690622 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 2293872019920 in words is "two trillion, two hundred ninety-three billion, eight hundred seventy-two million, nineteen thousand, nine hundred twenty".