32115513225 has 48 divisors (see below), whose sum is σ = 53598801600. Its totient is φ = 16967358720.

The previous prime is 32115513217. The next prime is 32115513251. The reversal of 32115513225 is 52231551123.

It is not a de Polignac number, because 32115513225 - 2³ = 32115513217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32115513192 and 32115513201.

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, 3606879 + ... + 3615771.

It is an arithmetic number, because the mean of its divisors is an integer number (1116641700).

Almost surely, 2^32115513225 is an apocalyptic number.

It is an amenable number.

32115513225 is a deficient number, since it is larger than the sum of its proper divisors (21483288375).

32115513225 is a wasteful number, since it uses less digits than its factorization.

32115513225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9354 (or 9349 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The spelling of 32115513225 in words is "thirty-two billion, one hundred fifteen million, five hundred thirteen thousand, two hundred twenty-five".