7664125229 has 2 divisors, whose sum is σ = 7664125230. Its totient is φ = 7664125228.

The previous prime is 7664125223. The next prime is 7664125279. The reversal of 7664125229 is 9225214667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5270469604 + 2393655625 = 72598^2 + 48925^2 .

It is a cyclic number.

It is not a de Polignac number, because 7664125229 - 2²⁴ = 7647348013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7664125229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7664125223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832062614 + 3832062615.

It is an arithmetic number, because the mean of its divisors is an integer number (3832062615).

Almost surely, 2^7664125229 is an apocalyptic number.

It is an amenable number.

7664125229 is a deficient number, since it is larger than the sum of its proper divisors (1).

7664125229 is an equidigital number, since it uses as much as digits as its factorization.

7664125229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 7664125229 is about 87544.9897424176. The cubic root of 7664125229 is about 1971.6093275885.

The spelling of 7664125229 in words is "seven billion, six hundred sixty-four million, one hundred twenty-five thousand, two hundred twenty-nine".