32712670845 has 24 divisors (see below), whose sum is σ = 56712739200. Its totient is φ = 17443442016.

The previous prime is 32712670819. The next prime is 32712670883. The reversal of 32712670845 is 54807621723.

It is not a de Polignac number, because 32712670845 - 2⁷ = 32712670717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 32712670845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180216 + ... + 312894.

It is an arithmetic number, because the mean of its divisors is an integer number (2363030800).

Almost surely, 2^32712670845 is an apocalyptic number.

It is an amenable number.

32712670845 is a deficient number, since it is larger than the sum of its proper divisors (24000068355).

32712670845 is a wasteful number, since it uses less digits than its factorization.

32712670845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138169 (or 138166 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 32712670845 in words is "thirty-two billion, seven hundred twelve million, six hundred seventy thousand, eight hundred forty-five".