32191660011 has 16 divisors (see below), whose sum is σ = 49488067584. Its totient is φ = 18232443264.

The previous prime is 32191660009. The next prime is 32191660019. The reversal of 32191660011 is 11006619123.

It is not a de Polignac number, because 32191660011 - 2¹ = 32191660009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32191660019) 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, 6780531 + ... + 6785276.

It is an arithmetic number, because the mean of its divisors is an integer number (3093004224).

Almost surely, 2^32191660011 is an apocalyptic number.

32191660011 is a deficient number, since it is larger than the sum of its proper divisors (17296407573).

32191660011 is a wasteful number, since it uses less digits than its factorization.

32191660011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13565930.

The product of its (nonzero) digits is 1944, while the sum is 30.

The spelling of 32191660011 in words is "thirty-two billion, one hundred ninety-one million, six hundred sixty thousand, eleven".