835484921609 has 48 divisors (see below), whose sum is σ = 978958529280. Its totient is φ = 710220026880.

The previous prime is 835484921573. The next prime is 835484921611. The reversal of 835484921609 is 906129484538.

It is a happy number.

It is not a de Polignac number, because 835484921609 - 2⁸ = 835484921353 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (835484921659) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161693744 + ... + 161698910.

It is an arithmetic number, because the mean of its divisors is an integer number (20394969360).

Almost surely, 2^835484921609 is an apocalyptic number.

It is an amenable number.

835484921609 is a deficient number, since it is larger than the sum of its proper divisors (143473607671).

835484921609 is a wasteful number, since it uses less digits than its factorization.

835484921609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6610 (or 6597 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 59.

The spelling of 835484921609 in words is "eight hundred thirty-five billion, four hundred eighty-four million, nine hundred twenty-one thousand, six hundred nine".