225931797632 has 24 divisors (see below), whose sum is σ = 450109216665. Its totient is φ = 112963209984.

The previous prime is 225931797601. The next prime is 225931797659. The reversal of 225931797632 is 236797139522.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 210739756096 + 15192041536 = 459064^2 + 123256^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336104.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5356658 + ... + 5398670.

Almost surely, 2^225931797632 is an apocalyptic number.

It is an amenable number.

225931797632 is a deficient number, since it is larger than the sum of its proper divisors (224177419033).

225931797632 is an frugal number, since it uses more digits than its factorization.

225931797632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84040 (or 42015 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 56.

The spelling of 225931797632 in words is "two hundred twenty-five billion, nine hundred thirty-one million, seven hundred ninety-seven thousand, six hundred thirty-two".