854458680109802 has 8 divisors (see below), whose sum is σ = 1294901298723396. Its totient is φ = 422824913868672.

The previous prime is 854458680109781. The next prime is 854458680109891. The reversal of 854458680109802 is 208901086854458.

It can be written as a sum of positive squares in 2 ways, for example, as 809795669834281 + 44663010275521 = 28456909^2 + 6683039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2202213092873 + ... + 2202213093260.

Almost surely, 2^{854458680109802} is an apocalyptic number.

854458680109802 is a deficient number, since it is larger than the sum of its proper divisors (440442618613594).

854458680109802 is a wasteful number, since it uses less digits than its factorization.

854458680109802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404426186232.

The product of its (nonzero) digits is 176947200, while the sum is 68.

The spelling of 854458680109802 in words is "eight hundred fifty-four trillion, four hundred fifty-eight billion, six hundred eighty million, one hundred nine thousand, eight hundred two".