8880077693 has 2 divisors, whose sum is σ = 8880077694. Its totient is φ = 8880077692.

The previous prime is 8880077651. The next prime is 8880077711. The reversal of 8880077693 is 3967700888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8869495684 + 10582009 = 94178^2 + 3253^2 .

It is a cyclic number.

It is not a de Polignac number, because 8880077693 - 2¹⁶ = 8880012157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8880077603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4440038846 + 4440038847.

It is an arithmetic number, because the mean of its divisors is an integer number (4440038847).

Almost surely, 2^8880077693 is an apocalyptic number.

It is an amenable number.

8880077693 is a deficient number, since it is larger than the sum of its proper divisors (1).

8880077693 is an equidigital number, since it uses as much as digits as its factorization.

8880077693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The square root of 8880077693 is about 94234.1641497392. The cubic root of 8880077693 is about 2070.8036501614.

The spelling of 8880077693 in words is "eight billion, eight hundred eighty million, seventy-seven thousand, six hundred ninety-three".