23443400633400 has 288 divisors, whose sum is σ = 85974835115520. Its totient is φ = 5677509024000.

The previous prime is 23443400633383. The next prime is 23443400633413. The reversal of 23443400633400 is 433600434432.

23443400633400 is a `hidden beast` number, since 234 + 43 + 40 + 0 + 6 + 3 + 340 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 19024419 + ... + 20219181.

It is an arithmetic number, because the mean of its divisors is an integer number (298523733040).

Almost surely, 2^{23443400633400} is an apocalyptic number.

23443400633400 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 23443400633400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42987417557760).

23443400633400 is an abundant number, since it is smaller than the sum of its proper divisors (62531434482120).

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

23443400633400 is a wasteful number, since it uses less digits than its factorization.

23443400633400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195787 (or 1195775 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 36.

The spelling of 23443400633400 in words is "twenty-three trillion, four hundred forty-three billion, four hundred million, six hundred thirty-three thousand, four hundred".