23480372664 has 448 divisors, whose sum is σ = 83405168640. Its totient is φ = 6035420160.

The previous prime is 23480372651. The next prime is 23480372689. The reversal of 23480372664 is 46627308432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 15961449 + ... + 15962919.

Almost surely, 2^23480372664 is an apocalyptic number.

23480372664 is a gapful number since it is divisible by the number (24) 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 23480372664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41702584320).

23480372664 is an abundant number, since it is smaller than the sum of its proper divisors (59924795976).

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

23480372664 is a wasteful number, since it uses less digits than its factorization.

23480372664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542 (or 1523 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 23480372664 in words is "twenty-three billion, four hundred eighty million, three hundred seventy-two thousand, six hundred sixty-four".