23403237734018 has 16 divisors (see below), whose sum is σ = 36997055448000. Its totient is φ = 11072371745232.

The previous prime is 23403237734017. The next prime is 23403237734053. The reversal of 23403237734018 is 81043773230432.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23403237734017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371424878 + ... + 371487881.

It is an arithmetic number, because the mean of its divisors is an integer number (2312315965500).

Almost surely, 2^{23403237734018} is an apocalyptic number.

23403237734018 is a deficient number, since it is larger than the sum of its proper divisors (13593817713982).

23403237734018 is a wasteful number, since it uses less digits than its factorization.

23403237734018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742913609.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 23403237734018 in words is "twenty-three trillion, four hundred three billion, two hundred thirty-seven million, seven hundred thirty-four thousand, eighteen".