23419273164 has 96 divisors (see below), whose sum is σ = 65208299520. Its totient is φ = 6396211008.

The previous prime is 23419273109. The next prime is 23419273177. The reversal of 23419273164 is 46137291432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4207047 + ... + 4212609.

It is an arithmetic number, because the mean of its divisors is an integer number (679253120).

Almost surely, 2^23419273164 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 23419273164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32604149760).

23419273164 is an abundant number, since it is smaller than the sum of its proper divisors (41789026356).

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

23419273164 is a wasteful number, since it uses less digits than its factorization.

23419273164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7779 (or 7777 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The spelling of 23419273164 in words is "twenty-three billion, four hundred nineteen million, two hundred seventy-three thousand, one hundred sixty-four".