32243520025 has 24 divisors (see below), whose sum is σ = 41731953984. Its totient is φ = 24666417600.

The previous prime is 32243520013. The next prime is 32243520041. The reversal of 32243520025 is 52002534223.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-32243520025 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32243519975 and 32243520002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3190230 + ... + 3200320.

It is an arithmetic number, because the mean of its divisors is an integer number (1738831416).

Almost surely, 2^32243520025 is an apocalyptic number.

It is an amenable number.

32243520025 is a deficient number, since it is larger than the sum of its proper divisors (9488433959).

32243520025 is a wasteful number, since it uses less digits than its factorization.

32243520025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15681 (or 15676 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 32243520025 in words is "thirty-two billion, two hundred forty-three million, five hundred twenty thousand, twenty-five".