23403670016 has 80 divisors (see below), whose sum is σ = 48829508640. Its totient is φ = 11191971840.

The previous prime is 23403669997. The next prime is 23403670019. The reversal of 23403670016 is 61007630432.

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

It is not an unprimeable number, because it can be changed into a prime (23403670019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581371 + ... + 1596101.

It is an arithmetic number, because the mean of its divisors is an integer number (610368858).

Almost surely, 2^23403670016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23403670016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24414754320).

23403670016 is an abundant number, since it is smaller than the sum of its proper divisors (25425838624).

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

23403670016 is a wasteful number, since it uses less digits than its factorization.

23403670016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14885 (or 14869 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 23403670016 in words is "twenty-three billion, four hundred three million, six hundred seventy thousand, sixteen".