32009326769 has 4 divisors (see below), whose sum is σ = 36582087744. Its totient is φ = 27436565796.

The previous prime is 32009326763. The next prime is 32009326823. The reversal of 32009326769 is 96762390023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32009326769 is a prime.

It is a super-2 number, since 2×32009326769² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32009326763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2286380477 + ... + 2286380490.

It is an arithmetic number, because the mean of its divisors is an integer number (9145521936).

Almost surely, 2^32009326769 is an apocalyptic number.

It is an amenable number.

32009326769 is a deficient number, since it is larger than the sum of its proper divisors (4572760975).

32009326769 is an equidigital number, since it uses as much as digits as its factorization.

32009326769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4572760974.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 32009326769 in words is "thirty-two billion, nine million, three hundred twenty-six thousand, seven hundred sixty-nine".