998426000867 has 2 divisors, whose sum is σ = 998426000868. Its totient is φ = 998426000866.

The previous prime is 998426000827. The next prime is 998426000903. The reversal of 998426000867 is 768000624899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 998426000867 - 2¹⁴ = 998425984483 is a prime.

It is not a weakly prime, because it can be changed into another prime (998426000827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499213000433 + 499213000434.

It is an arithmetic number, because the mean of its divisors is an integer number (499213000434).

Almost surely, 2^998426000867 is an apocalyptic number.

998426000867 is a deficient number, since it is larger than the sum of its proper divisors (1).

998426000867 is an equidigital number, since it uses as much as digits as its factorization.

998426000867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 998426000867 in words is "nine hundred ninety-eight billion, four hundred twenty-six million, eight hundred sixty-seven", and thus it is an aban number.