12532064646 has 8 divisors (see below), whose sum is σ = 25064129304. Its totient is φ = 4177354880.

The previous prime is 12532064569. The next prime is 12532064683. The reversal of 12532064646 is 64646023521.

It is a sphenic number, since it is the product of 3 distinct primes.

12532064646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044338715 + ... + 1044338726.

It is an arithmetic number, because the mean of its divisors is an integer number (3133016163).

Almost surely, 2^12532064646 is an apocalyptic number.

12532064646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12532064646 is a wasteful number, since it uses less digits than its factorization.

12532064646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088677446.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 12532064646 in words is "twelve billion, five hundred thirty-two million, sixty-four thousand, six hundred forty-six".