32686692691 has 12 divisors (see below), whose sum is σ = 33150884232. Its totient is φ = 32227771968.

The previous prime is 32686692677. The next prime is 32686692767. The reversal of 32686692691 is 19629668623.

It is not a de Polignac number, because 32686692691 - 2¹⁵ = 32686659923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32686699691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2622811 + ... + 2635243.

It is an arithmetic number, because the mean of its divisors is an integer number (2762573686).

Almost surely, 2^32686692691 is an apocalyptic number.

32686692691 is a deficient number, since it is larger than the sum of its proper divisors (464191541).

32686692691 is a wasteful number, since it uses less digits than its factorization.

32686692691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12850 (or 12723 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 58.

The spelling of 32686692691 in words is "thirty-two billion, six hundred eighty-six million, six hundred ninety-two thousand, six hundred ninety-one".