800135382685 has 8 divisors (see below), whose sum is σ = 993271509720. Its totient is φ = 618035605824.

The previous prime is 800135382647. The next prime is 800135382703. The reversal of 800135382685 is 586283531008.

It is a happy number.

800135382685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 134609005881 + 665526376804 = 366891^2 + 815798^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 800135382685 - 2²¹ = 800133285533 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2759087382 + ... + 2759087671.

It is an arithmetic number, because the mean of its divisors is an integer number (124158938715).

Almost surely, 2^800135382685 is an apocalyptic number.

It is an amenable number.

800135382685 is a deficient number, since it is larger than the sum of its proper divisors (193136127035).

800135382685 is a wasteful number, since it uses less digits than its factorization.

800135382685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518175087.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 800135382685 in words is "eight hundred billion, one hundred thirty-five million, three hundred eighty-two thousand, six hundred eighty-five".