225039620832 has 192 divisors, whose sum is σ = 647370190656. Its totient is φ = 68026613760.

The previous prime is 225039620809. The next prime is 225039620851. The reversal of 225039620832 is 238026930522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104522668 + ... + 104524820.

It is an arithmetic number, because the mean of its divisors is an integer number (3371719743).

Almost surely, 2^225039620832 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 225039620832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323685095328).

225039620832 is an abundant number, since it is smaller than the sum of its proper divisors (422330569824).

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

225039620832 is a wasteful number, since it uses less digits than its factorization.

225039620832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613 (or 3605 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 225039620832 in words is "two hundred twenty-five billion, thirty-nine million, six hundred twenty thousand, eight hundred thirty-two".