85807616202344 has 64 divisors (see below), whose sum is σ = 174003806741760. Its totient is φ = 39515018506240.

The previous prime is 85807616202229. The next prime is 85807616202403. The reversal of 85807616202344 is 44320261670858.

It is a self number, because there is not a number n which added to its sum of digits gives 85807616202344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42066599 + ... + 44059209.

It is an arithmetic number, because the mean of its divisors is an integer number (2718809480340).

Almost surely, 2^{85807616202344} is an apocalyptic number.

It is an amenable number.

85807616202344 is an abundant number, since it is smaller than the sum of its proper divisors (88196190539416).

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

85807616202344 is a wasteful number, since it uses less digits than its factorization.

85807616202344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999418 (or 1999414 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 56.

The spelling of 85807616202344 in words is "eighty-five trillion, eight hundred seven billion, six hundred sixteen million, two hundred two thousand, three hundred forty-four".