880888136809 has 2 divisors, whose sum is σ = 880888136810. Its totient is φ = 880888136808.

The previous prime is 880888136803. The next prime is 880888136813. The reversal of 880888136809 is 908631888088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 880647111184 + 241025625 = 938428^2 + 15525^2 .

It is a cyclic number.

It is not a de Polignac number, because 880888136809 - 2¹⁷ = 880888005737 is a prime.

It is not a weakly prime, because it can be changed into another prime (880888136803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440444068404 + 440444068405.

It is an arithmetic number, because the mean of its divisors is an integer number (440444068405).

Almost surely, 2^880888136809 is an apocalyptic number.

It is an amenable number.

880888136809 is a deficient number, since it is larger than the sum of its proper divisors (1).

880888136809 is an equidigital number, since it uses as much as digits as its factorization.

880888136809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42467328, while the sum is 67.

The spelling of 880888136809 in words is "eight hundred eighty billion, eight hundred eighty-eight million, one hundred thirty-six thousand, eight hundred nine".