32685011856 has 240 divisors, whose sum is σ = 109702145280. Its totient is φ = 8882058240.

The previous prime is 32685011803. The next prime is 32685011857. The reversal of 32685011856 is 65811058623.

32685011856 is a `hidden beast` number, since 3 + 2 + 68 + 501 + 1 + 85 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (32685011857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4192410 + ... + 4200198.

It is an arithmetic number, because the mean of its divisors is an integer number (457092272).

Almost surely, 2^32685011856 is an apocalyptic number.

32685011856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32685011856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54851072640).

32685011856 is an abundant number, since it is smaller than the sum of its proper divisors (77017133424).

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

32685011856 is a wasteful number, since it uses less digits than its factorization.

32685011856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8014 (or 8005 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The spelling of 32685011856 in words is "thirty-two billion, six hundred eighty-five million, eleven thousand, eight hundred fifty-six".