2040204323400 has 96 divisors (see below), whose sum is σ = 6599617508160. Its totient is φ = 520399939840.

The previous prime is 2040204323389. The next prime is 2040204323407. The reversal of 2040204323400 is 43234020402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2040204323407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73906647 + ... + 73934246.

It is an arithmetic number, because the mean of its divisors is an integer number (68746015710).

Almost surely, 2^{2040204323400} is an apocalyptic number.

2040204323400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040204323400 is an abundant number, since it is smaller than the sum of its proper divisors (4559413184760).

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

2040204323400 is a wasteful number, since it uses less digits than its factorization.

2040204323400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147840935 (or 147840926 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 2040204323400 its reverse (43234020402), we get a palindrome (2083438343802).

The spelling of 2040204323400 in words is "two trillion, forty billion, two hundred four million, three hundred twenty-three thousand, four hundred".