23457530880 has 528 divisors, whose sum is σ = 97002253440. Its totient is φ = 5360173056.

The previous prime is 23457530843. The next prime is 23457530893. The reversal of 23457530880 is 8803575432.

23457530880 is a `hidden beast` number, since 2 + 34 + 5 + 7 + 530 + 8 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6772029 + ... + 6775491.

Almost surely, 2^23457530880 is an apocalyptic number.

23457530880 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 23457530880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48501126720).

23457530880 is an abundant number, since it is smaller than the sum of its proper divisors (73544722560).

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

23457530880 is a wasteful number, since it uses less digits than its factorization.

23457530880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511 (or 3480 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 23457530880 in words is "twenty-three billion, four hundred fifty-seven million, five hundred thirty thousand, eight hundred eighty".