32551625316 has 144 divisors (see below), whose sum is σ = 90217411200. Its totient is φ = 9106191360.

The previous prime is 32551625297. The next prime is 32551625363. The reversal of 32551625316 is 61352615523.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6217836 + ... + 6223068.

It is an arithmetic number, because the mean of its divisors is an integer number (626509800).

Almost surely, 2^32551625316 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 32551625316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45108705600).

32551625316 is an abundant number, since it is smaller than the sum of its proper divisors (57665785884).

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

32551625316 is a wasteful number, since it uses less digits than its factorization.

32551625316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474 (or 5465 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The spelling of 32551625316 in words is "thirty-two billion, five hundred fifty-one million, six hundred twenty-five thousand, three hundred sixteen".