835216865604 has 243 divisors, whose sum is σ = 2369727835293. Its totient is φ = 247850222400.

The previous prime is 835216865557. The next prime is 835216865621. The reversal of 835216865604 is 406568612538.

The square root of 835216865604 is 913902.

It is a perfect power (a square), and thus also a powerful number.

835216865604 is a `hidden beast` number, since 8 + 3 + 5 + 21 + 6 + 8 + 6 + 5 + 604 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27159699204 + 808057166400 = 164802^2 + 898920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3679369339 + ... + 3679369565.

Almost surely, 2^835216865604 is an apocalyptic number.

835216865604 is the 913902-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 835216865604

835216865604 is an abundant number, since it is smaller than the sum of its proper divisors (1534510969689).

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

835216865604 is a wasteful number, since it uses less digits than its factorization.

835216865604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 835216865604 in words is "eight hundred thirty-five billion, two hundred sixteen million, eight hundred sixty-five thousand, six hundred four".