23460497440 has 192 divisors, whose sum is σ = 58894553088. Its totient is φ = 8817868800.

The previous prime is 23460497407. The next prime is 23460497461. The reversal of 23460497440 is 4479406432.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36599520 + ... + 36600160.

It is an arithmetic number, because the mean of its divisors is an integer number (306742464).

Almost surely, 2^23460497440 is an apocalyptic number.

23460497440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23460497440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29447276544).

23460497440 is an abundant number, since it is smaller than the sum of its proper divisors (35434055648).

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

23460497440 is a wasteful number, since it uses less digits than its factorization.

23460497440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891 (or 883 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 23460497440 in words is "twenty-three billion, four hundred sixty million, four hundred ninety-seven thousand, four hundred forty".