7700166379 has 2 divisors, whose sum is σ = 7700166380. Its totient is φ = 7700166378.

The previous prime is 7700166373. The next prime is 7700166413. The reversal of 7700166379 is 9736610077.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9736610077) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7700166379 - 2¹⁵ = 7700133611 is a prime.

It is not a weakly prime, because it can be changed into another prime (7700166373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3850083189 + 3850083190.

It is an arithmetic number, because the mean of its divisors is an integer number (3850083190).

Almost surely, 2^7700166379 is an apocalyptic number.

7700166379 is a deficient number, since it is larger than the sum of its proper divisors (1).

7700166379 is an equidigital number, since it uses as much as digits as its factorization.

7700166379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 333396, while the sum is 46.

The square root of 7700166379 is about 87750.5919011376. The cubic root of 7700166379 is about 1974.6950448554.

It can be divided in two parts, 77001 and 66379, that added together give a triangular number (143380 = T₅₃₅).

The spelling of 7700166379 in words is "seven billion, seven hundred million, one hundred sixty-six thousand, three hundred seventy-nine".