15232224225 has 12 divisors (see below), whose sum is σ = 25183944176. Its totient is φ = 8123852880.

The previous prime is 15232224223. The next prime is 15232224299. The reversal of 15232224225 is 52242223251.

It is a happy number.

It is not a de Polignac number, because 15232224225 - 2¹ = 15232224223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15232224192 and 15232224201.

It is not an unprimeable number, because it can be changed into a prime (15232224223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101548087 + ... + 101548236.

Almost surely, 2^15232224225 is an apocalyptic number.

15232224225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15232224225 is a deficient number, since it is larger than the sum of its proper divisors (9951719951).

15232224225 is a wasteful number, since it uses less digits than its factorization.

15232224225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203096336 (or 203096331 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

Adding to 15232224225 its reverse (52242223251), we get a palindrome (67474447476).

The spelling of 15232224225 in words is "fifteen billion, two hundred thirty-two million, two hundred twenty-four thousand, two hundred twenty-five".