8255809163694 has 16 divisors (see below), whose sum is σ = 16539091909200. Its totient is φ = 2747357457600.

The previous prime is 8255809163647. The next prime is 8255809163711. The reversal of 8255809163694 is 4963619085528.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1144728669 + ... + 1144735880.

It is an arithmetic number, because the mean of its divisors is an integer number (1033693244325).

Almost surely, 2^{8255809163694} is an apocalyptic number.

8255809163694 is an abundant number, since it is smaller than the sum of its proper divisors (8283282745506).

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

8255809163694 is a wasteful number, since it uses less digits than its factorization.

8255809163694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289465155.

The product of its (nonzero) digits is 111974400, while the sum is 66.

The spelling of 8255809163694 in words is "eight trillion, two hundred fifty-five billion, eight hundred nine million, one hundred sixty-three thousand, six hundred ninety-four".