66022352323 has 4 divisors (see below), whose sum is σ = 66042802240. Its totient is φ = 66001902408.

The previous prime is 66022352299. The next prime is 66022352327. The reversal of 66022352323 is 32325322066.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32325322066 = 2 ⋅16162661033.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66022352323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66022352327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10220115 + ... + 10226572.

It is an arithmetic number, because the mean of its divisors is an integer number (16510700560).

Almost surely, 2^66022352323 is an apocalyptic number.

66022352323 is a deficient number, since it is larger than the sum of its proper divisors (20449917).

66022352323 is a wasteful number, since it uses less digits than its factorization.

66022352323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20449916.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 66022352323 its reverse (32325322066), we get a palindrome (98347674389).

The spelling of 66022352323 in words is "sixty-six billion, twenty-two million, three hundred fifty-two thousand, three hundred twenty-three".