32664260432 has 20 divisors (see below), whose sum is σ = 65469316020. Its totient is φ = 15768953088.

The previous prime is 32664260417. The next prime is 32664260437. The reversal of 32664260432 is 23406246623.

It can be written as a sum of positive squares in 2 ways, for example, as 13115746576 + 19548513856 = 114524^2 + 139816^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32664260437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35198093 + ... + 35199020.

It is an arithmetic number, because the mean of its divisors is an integer number (3273465801).

Almost surely, 2^32664260432 is an apocalyptic number.

It is an amenable number.

32664260432 is an abundant number, since it is smaller than the sum of its proper divisors (32805055588).

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

32664260432 is a wasteful number, since it uses less digits than its factorization.

32664260432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70397150 (or 70397144 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 32664260432 in words is "thirty-two billion, six hundred sixty-four million, two hundred sixty thousand, four hundred thirty-two".