4323668651 has 4 divisors (see below), whose sum is σ = 4324422600. Its totient is φ = 4322914704.

The previous prime is 4323668627. The next prime is 4323668663. The reversal of 4323668651 is 1568663234.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1568663234 = 2 ⋅784331617.

It is a cyclic number.

It is not a de Polignac number, because 4323668651 - 2²⁶ = 4256559787 is a prime.

It is a super-2 number, since 2×4323668651² = 37388221207280319602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4323668851) 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 3 ways as a sum of consecutive naturals, for example, 368306 + ... + 379863.

It is an arithmetic number, because the mean of its divisors is an integer number (1081105650).

Almost surely, 2^4323668651 is an apocalyptic number.

4323668651 is a deficient number, since it is larger than the sum of its proper divisors (753949).

4323668651 is an equidigital number, since it uses as much as digits as its factorization.

4323668651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753948.

The product of its digits is 622080, while the sum is 44.

The square root of 4323668651 is about 65754.6093517405. The cubic root of 4323668651 is about 1629.1114696468. Note that the first 3 decimals are identical.

The spelling of 4323668651 in words is "four billion, three hundred twenty-three million, six hundred sixty-eight thousand, six hundred fifty-one".