32164717923 has 20 divisors (see below), whose sum is σ = 51744571648. Its totient is φ = 19793671920.

The previous prime is 32164717919. The next prime is 32164717943. The reversal of 32164717923 is 32971746123.

It is not a de Polignac number, because 32164717923 - 2² = 32164717919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32164717943) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15271843 + ... + 15273948.

Almost surely, 2^32164717923 is an apocalyptic number.

32164717923 is a deficient number, since it is larger than the sum of its proper divisors (19579853725).

32164717923 is a wasteful number, since it uses less digits than its factorization.

32164717923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30545816 (or 30545807 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The spelling of 32164717923 in words is "thirty-two billion, one hundred sixty-four million, seven hundred seventeen thousand, nine hundred twenty-three".