264432632640323 has 8 divisors (see below), whose sum is σ = 302210452005120. Its totient is φ = 226655245522440.

The previous prime is 264432632640269. The next prime is 264432632640331. The reversal of 264432632640323 is 323046236234462.

It is a happy number.

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

It is not a de Polignac number, because 264432632640323 - 2¹⁶ = 264432632574787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264432632640223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106749743 + ... + 109198776.

It is an arithmetic number, because the mean of its divisors is an integer number (37776306500640).

Almost surely, 2^{264432632640323} is an apocalyptic number.

264432632640323 is a deficient number, since it is larger than the sum of its proper divisors (37777819364797).

264432632640323 is a wasteful number, since it uses less digits than its factorization.

264432632640323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216123457.

The product of its (nonzero) digits is 17915904, while the sum is 50.

Adding to 264432632640323 its reverse (323046236234462), we get a palindrome (587478868874785).

The spelling of 264432632640323 in words is "two hundred sixty-four trillion, four hundred thirty-two billion, six hundred thirty-two million, six hundred forty thousand, three hundred twenty-three".