3223664651 has 2 divisors, whose sum is σ = 3223664652. Its totient is φ = 3223664650.

The previous prime is 3223664573. The next prime is 3223664677. The reversal of 3223664651 is 1564663223.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1564663223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223664651 is a prime.

It is not a weakly prime, because it can be changed into another prime (3223664681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611832325 + 1611832326.

It is an arithmetic number, because the mean of its divisors is an integer number (1611832326).

Almost surely, 2^3223664651 is an apocalyptic number.

3223664651 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223664651 is an equidigital number, since it uses as much as digits as its factorization.

3223664651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 38.

The square root of 3223664651 is about 56777.3251483372. The cubic root of 3223664651 is about 1477.2362365575.

The spelling of 3223664651 in words is "three billion, two hundred twenty-three million, six hundred sixty-four thousand, six hundred fifty-one".