32660795520 has 192 divisors, whose sum is σ = 114466472640. Its totient is φ = 8579450880.

The previous prime is 32660795467. The next prime is 32660795527. The reversal of 32660795520 is 2559706623.

32660795520 is a `hidden beast` number, since 3 + 26 + 6 + 0 + 79 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (32660795527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343605 + ... + 428235.

It is an arithmetic number, because the mean of its divisors is an integer number (596179545).

Almost surely, 2^32660795520 is an apocalyptic number.

32660795520 is a gapful number since it is divisible by the number (30) 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 32660795520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57233236320).

32660795520 is an abundant number, since it is smaller than the sum of its proper divisors (81805677120).

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

32660795520 is a wasteful number, since it uses less digits than its factorization.

32660795520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84723 (or 84708 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 32660795520 in words is "thirty-two billion, six hundred sixty million, seven hundred ninety-five thousand, five hundred twenty".