835084698385 has 12 divisors (see below), whose sum is σ = 1165710069108. Its totient is φ = 572629507296.

The previous prime is 835084698377. The next prime is 835084698419. The reversal of 835084698385 is 583896480538.

It can be written as a sum of positive squares in 2 ways, for example, as 612013629969 + 223071068416 = 782313^2 + 472304^2 .

It is not a de Polignac number, because 835084698385 - 2³ = 835084698377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 835084698385.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1704254242 + ... + 1704254731.

It is an arithmetic number, because the mean of its divisors is an integer number (97142505759).

Almost surely, 2^835084698385 is an apocalyptic number.

It is an amenable number.

835084698385 is a deficient number, since it is larger than the sum of its proper divisors (330625370723).

835084698385 is a wasteful number, since it uses less digits than its factorization.

835084698385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408508992 (or 3408508985 counting only the distinct ones).

The product of its (nonzero) digits is 199065600, while the sum is 67.

The spelling of 835084698385 in words is "eight hundred thirty-five billion, eighty-four million, six hundred ninety-eight thousand, three hundred eighty-five".