32272225568 has 54 divisors (see below), whose sum is σ = 69861228003. Its totient is φ = 14664112320.

The previous prime is 32272225549. The next prime is 32272225633. The reversal of 32272225568 is 86552227223.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 16136112784 + 16136112784 = 127028^2 + 127028^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=127028.

It is a super-2 number, since 2×32272225568² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11177021 + ... + 11179907.

Almost surely, 2^32272225568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32272225568

32272225568 is an abundant number, since it is smaller than the sum of its proper divisors (37589002435).

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

32272225568 is an frugal number, since it uses more digits than its factorization.

32272225568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5806 (or 2900 counting only the distinct ones).

The product of its digits is 806400, while the sum is 44.

The spelling of 32272225568 in words is "thirty-two billion, two hundred seventy-two million, two hundred twenty-five thousand, five hundred sixty-eight".