23384189136 has 160 divisors (see below), whose sum is σ = 77067353088. Its totient is φ = 5932523520.

The previous prime is 23384189131. The next prime is 23384189141. The reversal of 23384189136 is 63198148332.

It is an interprime number because it is at equal distance from previous prime (23384189131) and next prime (23384189141).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23384189131) 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 31 ways as a sum of consecutive naturals, for example, 85360 + ... + 232496.

Almost surely, 2^23384189136 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 23384189136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38533676544).

23384189136 is an abundant number, since it is smaller than the sum of its proper divisors (53683163952).

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

23384189136 is a wasteful number, since it uses less digits than its factorization.

23384189136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147209 (or 147203 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The spelling of 23384189136 in words is "twenty-three billion, three hundred eighty-four million, one hundred eighty-nine thousand, one hundred thirty-six".