39596685056 has 108 divisors (see below), whose sum is σ = 84647133648. Its totient is φ = 18422562816.

The previous prime is 39596685047. The next prime is 39596685109. The reversal of 39596685056 is 65058669593.

It is a self number, because there is not a number n which added to its sum of digits gives 39596685056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40947485 + ... + 40948451.

It is an arithmetic number, because the mean of its divisors is an integer number (783769756).

Almost surely, 2^39596685056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39596685056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42323566824).

39596685056 is an abundant number, since it is smaller than the sum of its proper divisors (45050448592).

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

39596685056 is an frugal number, since it uses more digits than its factorization.

39596685056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 62.

The spelling of 39596685056 in words is "thirty-nine billion, five hundred ninety-six million, six hundred eighty-five thousand, fifty-six".