23403340410400 has 36 divisors (see below), whose sum is σ = 57133404778842. Its totient is φ = 9361336163840.

The previous prime is 23403340410251. The next prime is 23403340410407. The reversal of 23403340410400 is 401404330432.

It can be written as a sum of positive squares in 3 ways, for example, as 11902858802704 + 11500481607696 = 3450052^2 + 3391236^2 .

It is not an unprimeable number, because it can be changed into a prime (23403340410407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14627086957 + ... + 14627088556.

Almost surely, 2^{23403340410400} is an apocalyptic number.

23403340410400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23403340410400 is an abundant number, since it is smaller than the sum of its proper divisors (33730064368442).

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

23403340410400 is a wasteful number, since it uses less digits than its factorization.

23403340410400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29254175533 (or 29254175520 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 23403340410400 its reverse (401404330432), we get a palindrome (23804744740832).

The spelling of 23403340410400 in words is "twenty-three trillion, four hundred three billion, three hundred forty million, four hundred ten thousand, four hundred".