32161393959 has 16 divisors (see below), whose sum is σ = 42998264064. Its totient is φ = 21382790400.

The previous prime is 32161393937. The next prime is 32161393961. The reversal of 32161393959 is 95939316123.

It is not a de Polignac number, because 32161393959 - 2⁹ = 32161393447 is a prime.

It is a super-2 number, since 2×32161393959² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32161393969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303319 + ... + 2317239.

It is an arithmetic number, because the mean of its divisors is an integer number (2687391504).

Almost surely, 2^32161393959 is an apocalyptic number.

32161393959 is a deficient number, since it is larger than the sum of its proper divisors (10836870105).

32161393959 is a wasteful number, since it uses less digits than its factorization.

32161393959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15958.

The product of its digits is 1180980, while the sum is 51.

The spelling of 32161393959 in words is "thirty-two billion, one hundred sixty-one million, three hundred ninety-three thousand, nine hundred fifty-nine".