32216452056 has 144 divisors (see below), whose sum is σ = 91966506840. Its totient is φ = 10577381760.

The previous prime is 32216452039. The next prime is 32216452091. The reversal of 32216452056 is 65025461223.

32216452056 is a `hidden beast` number, since 3 + 2 + 2 + 1 + 645 + 2 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 32216452056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3512116 + ... + 3521276.

Almost surely, 2^32216452056 is an apocalyptic number.

32216452056 is a gapful number since it is divisible by the number (36) 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 32216452056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45983253420).

32216452056 is an abundant number, since it is smaller than the sum of its proper divisors (59750054784).

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

32216452056 is an frugal number, since it uses more digits than its factorization.

32216452056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9258 (or 9233 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 32216452056 in words is "thirty-two billion, two hundred sixteen million, four hundred fifty-two thousand, fifty-six".