23403453201500 has 96 divisors (see below), whose sum is σ = 51254039281536. Its totient is φ = 9335595340800.

The previous prime is 23403453201487. The next prime is 23403453201547. The reversal of 23403453201500 is 510235430432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510267569 + ... + 510313431.

It is an arithmetic number, because the mean of its divisors is an integer number (533896242516).

Almost surely, 2^{23403453201500} is an apocalyptic number.

23403453201500 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 23403453201500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25627019640768).

23403453201500 is an abundant number, since it is smaller than the sum of its proper divisors (27850586080036).

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

23403453201500 is a wasteful number, since it uses less digits than its factorization.

23403453201500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48672 (or 48660 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 23403453201500 its reverse (510235430432), we get a palindrome (23913688631932).

The spelling of 23403453201500 in words is "twenty-three trillion, four hundred three billion, four hundred fifty-three million, two hundred one thousand, five hundred".