398826076843 has 2 divisors, whose sum is σ = 398826076844. Its totient is φ = 398826076842.

The previous prime is 398826076819. The next prime is 398826076861. The reversal of 398826076843 is 348670628893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 398826076843 - 2⁵ = 398826076811 is a prime.

It is not a weakly prime, because it can be changed into another prime (398826076643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199413038421 + 199413038422.

It is an arithmetic number, because the mean of its divisors is an integer number (199413038422).

Almost surely, 2^398826076843 is an apocalyptic number.

398826076843 is a deficient number, since it is larger than the sum of its proper divisors (1).

398826076843 is an equidigital number, since it uses as much as digits as its factorization.

398826076843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 83607552, while the sum is 64.

The spelling of 398826076843 in words is "three hundred ninety-eight billion, eight hundred twenty-six million, seventy-six thousand, eight hundred forty-three".