23404003202400 has 144 divisors (see below), whose sum is σ = 78038080274448. Its totient is φ = 6088846336000.

The previous prime is 23404003202357. The next prime is 23404003202407. The reversal of 23404003202400 is 420230040432.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23404003202407) 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, 118824381 + ... + 119021180.

It is an arithmetic number, because the mean of its divisors is an integer number (541931113017).

Almost surely, 2^{23404003202400} is an apocalyptic number.

23404003202400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23404003202400 is an abundant number, since it is smaller than the sum of its proper divisors (54634077072048).

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

23404003202400 is a wasteful number, since it uses less digits than its factorization.

23404003202400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237845625 (or 237845612 counting only the distinct ones).

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

Adding to 23404003202400 its reverse (420230040432), we get a palindrome (23824233242832).

The spelling of 23404003202400 in words is "twenty-three trillion, four hundred four billion, three million, two hundred two thousand, four hundred".