32643264640033 has 8 divisors (see below), whose sum is σ = 34563507785352. Its totient is φ = 30723027173376.

The previous prime is 32643264640003. The next prime is 32643264640043. The reversal of 32643264640033 is 33004646234623.

It can be written as a sum of positive squares in 4 ways, for example, as 16243745304609 + 16399519335424 = 4030353^2 + 4049632^2 .

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 32643264640033 - 2³⁷ = 32505825686561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32643264640003) 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, 18023841 + ... + 19752097.

It is an arithmetic number, because the mean of its divisors is an integer number (4320438473169).

Almost surely, 2^{32643264640033} is an apocalyptic number.

It is an amenable number.

32643264640033 is a deficient number, since it is larger than the sum of its proper divisors (1920243145319).

32643264640033 is a wasteful number, since it uses less digits than its factorization.

32643264640033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839331.

The product of its (nonzero) digits is 4478976, while the sum is 46.

The spelling of 32643264640033 in words is "thirty-two trillion, six hundred forty-three billion, two hundred sixty-four million, six hundred forty thousand, thirty-three".