6642352323 has 16 divisors (see below), whose sum is σ = 9941974560. Its totient is φ = 4382581248.

The previous prime is 6642352309. The next prime is 6642352333. The reversal of 6642352323 is 3232532466.

6642352323 is a `hidden beast` number, since 6 + 642 + 3 + 5 + 2 + 3 + 2 + 3 = 666.

It is not a de Polignac number, because 6642352323 - 2⁴ = 6642352307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6642352333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1265490 + ... + 1270727.

It is an arithmetic number, because the mean of its divisors is an integer number (621373410).

Almost surely, 2^6642352323 is an apocalyptic number.

6642352323 is a deficient number, since it is larger than the sum of its proper divisors (3299622237).

6642352323 is a wasteful number, since it uses less digits than its factorization.

6642352323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536323 (or 2536317 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 6642352323 is about 81500.6277460487. The cubic root of 6642352323 is about 1879.7812031285.

Adding to 6642352323 its reverse (3232532466), we get a palindrome (9874884789).

The spelling of 6642352323 in words is "six billion, six hundred forty-two million, three hundred fifty-two thousand, three hundred twenty-three".