32331764649 has 32 divisors (see below), whose sum is σ = 45286381440. Its totient is φ = 20496609792.

The previous prime is 32331764579. The next prime is 32331764651. The reversal of 32331764649 is 94646713323.

It is not a de Polignac number, because 32331764649 - 2⁹ = 32331764137 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32331764598 and 32331764607.

It is not an unprimeable number, because it can be changed into a prime (32331764659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1118709 + ... + 1147245.

It is an arithmetic number, because the mean of its divisors is an integer number (1415199420).

Almost surely, 2^32331764649 is an apocalyptic number.

It is an amenable number.

32331764649 is a deficient number, since it is larger than the sum of its proper divisors (12954616791).

32331764649 is a wasteful number, since it uses less digits than its factorization.

32331764649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28809.

The product of its digits is 1959552, while the sum is 48.

The spelling of 32331764649 in words is "thirty-two billion, three hundred thirty-one million, seven hundred sixty-four thousand, six hundred forty-nine".