23133240442400 has 144 divisors (see below), whose sum is σ = 61610434679808. Its totient is φ = 8411758464000.

The previous prime is 23133240442343. The next prime is 23133240442421. The reversal of 23133240442400 is 424404233132.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420110870 + ... + 420165930.

It is an arithmetic number, because the mean of its divisors is an integer number (427850240832).

Almost surely, 2^{23133240442400} is an apocalyptic number.

23133240442400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23133240442400 is an abundant number, since it is smaller than the sum of its proper divisors (38477194237408).

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

23133240442400 is a wasteful number, since it uses less digits than its factorization.

23133240442400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102835 (or 102822 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 23133240442400 its reverse (424404233132), we get a palindrome (23557644675532).

The spelling of 23133240442400 in words is "twenty-three trillion, one hundred thirty-three billion, two hundred forty million, four hundred forty-two thousand, four hundred".