880799999 has 2 divisors, whose sum is σ = 880800000. Its totient is φ = 880799998.

The previous prime is 880799963. The next prime is 880800001. The reversal of 880799999 is 999997088.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-880799999 is a prime.

Together with 880800001, it forms a pair of twin primes.

It is a Chen prime.

880799999 is a modest number, since divided by 99999 gives 8807 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880799939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440399999 + 440400000.

It is an arithmetic number, because the mean of its divisors is an integer number (440400000).

Almost surely, 2^880799999 is an apocalyptic number.

880799999 is a deficient number, since it is larger than the sum of its proper divisors (1).

880799999 is an equidigital number, since it uses as much as digits as its factorization.

880799999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26453952, while the sum is 68.

The square root of 880799999 is about 29678.2748656319. The cubic root of 880799999 is about 958.5742721798.

The spelling of 880799999 in words is "eight hundred eighty million, seven hundred ninety-nine thousand, nine hundred ninety-nine".