23294747408 has 80 divisors (see below), whose sum is σ = 47689916400. Its totient is φ = 11005962240.

The previous prime is 23294747383. The next prime is 23294747449. The reversal of 23294747408 is 80474749232.

It can be written as a sum of positive squares in 8 ways, for example, as 150601984 + 23144145424 = 12272^2 + 152132^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12516398 + ... + 12518258.

It is an arithmetic number, because the mean of its divisors is an integer number (596123955).

Almost surely, 2^23294747408 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 23294747408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23844958200).

23294747408 is an abundant number, since it is smaller than the sum of its proper divisors (24395168992).

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

23294747408 is a wasteful number, since it uses less digits than its factorization.

23294747408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460 (or 2454 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 23294747408 in words is "twenty-three billion, two hundred ninety-four million, seven hundred forty-seven thousand, four hundred eight".