23459494436 has 96 divisors (see below), whose sum is σ = 50075961600. Its totient is φ = 9404398080.

The previous prime is 23459494433. The next prime is 23459494441. The reversal of 23459494436 is 63449495432.

It is not an unprimeable number, because it can be changed into a prime (23459494433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3315110 + ... + 3322178.

It is an arithmetic number, because the mean of its divisors is an integer number (521624600).

Almost surely, 2^23459494436 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 23459494436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25037980800).

23459494436 is an abundant number, since it is smaller than the sum of its proper divisors (26616467164).

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

23459494436 is a wasteful number, since it uses less digits than its factorization.

23459494436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7237 (or 7235 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 53.

The spelling of 23459494436 in words is "twenty-three billion, four hundred fifty-nine million, four hundred ninety-four thousand, four hundred thirty-six".