835982216406 has 24 divisors (see below), whose sum is σ = 1811372003064. Its totient is φ = 278648861760.

The previous prime is 835982216393. The next prime is 835982216411. The reversal of 835982216406 is 604612289538.

835982216406 is a `hidden beast` number, since 8 + 3 + 5 + 9 + 8 + 221 + 6 + 406 = 666.

It is a super-3 number, since 3×835982216406³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 550435 + ... + 1405326.

It is an arithmetic number, because the mean of its divisors is an integer number (75473833461).

Almost surely, 2^835982216406 is an apocalyptic number.

835982216406 is an abundant number, since it is smaller than the sum of its proper divisors (975389786658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

835982216406 is a wasteful number, since it uses less digits than its factorization.

835982216406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979516 (or 1979513 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 835982216406 in words is "eight hundred thirty-five billion, nine hundred eighty-two million, two hundred sixteen thousand, four hundred six".