32645644463 has 8 divisors (see below), whose sum is σ = 32697166080. Its totient is φ = 32594153760.

The previous prime is 32645644429. The next prime is 32645644501. The reversal of 32645644463 is 36444654623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32645644463 - 2⁶ = 32645644399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32645644403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2943218 + ... + 2954288.

It is an arithmetic number, because the mean of its divisors is an integer number (4087145760).

Almost surely, 2^32645644463 is an apocalyptic number.

32645644463 is a deficient number, since it is larger than the sum of its proper divisors (51521617).

32645644463 is a wasteful number, since it uses less digits than its factorization.

32645644463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15457.

The product of its digits is 4976640, while the sum is 47.

The spelling of 32645644463 in words is "thirty-two billion, six hundred forty-five million, six hundred forty-four thousand, four hundred sixty-three".