32446006645 has 12 divisors (see below), whose sum is σ = 42160610916. Its totient is φ = 23960127360.

The previous prime is 32446006633. The next prime is 32446006651. The reversal of 32446006645 is 54660064423.

It can be written as a sum of positive squares in 6 ways, for example, as 220730449 + 32225276196 = 14857^2 + 179514^2 .

It is not a de Polignac number, because 32446006645 - 2⁹ = 32446006133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32446006598 and 32446006607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19197976 + ... + 19199665.

It is an arithmetic number, because the mean of its divisors is an integer number (3513384243).

Almost surely, 2^32446006645 is an apocalyptic number.

It is an amenable number.

32446006645 is a deficient number, since it is larger than the sum of its proper divisors (9714604271).

32446006645 is a wasteful number, since it uses less digits than its factorization.

32446006645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38397672 (or 38397659 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 32446006645 in words is "thirty-two billion, four hundred forty-six million, six thousand, six hundred forty-five".