7662228773 has 2 divisors, whose sum is σ = 7662228774. Its totient is φ = 7662228772.

The previous prime is 7662228757. The next prime is 7662228817. The reversal of 7662228773 is 3778222667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4969968004 + 2692260769 = 70498^2 + 51887^2 .

It is an emirp because it is prime and its reverse (3778222667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7662228773 - 2⁴ = 7662228757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7662228373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831114386 + 3831114387.

It is an arithmetic number, because the mean of its divisors is an integer number (3831114387).

Almost surely, 2^7662228773 is an apocalyptic number.

It is an amenable number.

7662228773 is a deficient number, since it is larger than the sum of its proper divisors (1).

7662228773 is an equidigital number, since it uses as much as digits as its factorization.

7662228773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2370816, while the sum is 50.

The square root of 7662228773 is about 87534.1577499892. The cubic root of 7662228773 is about 1971.4466919897.

The spelling of 7662228773 in words is "seven billion, six hundred sixty-two million, two hundred twenty-eight thousand, seven hundred seventy-three".