25145302232 has 16 divisors (see below), whose sum is σ = 47507347800. Its totient is φ = 12476676160.

The previous prime is 25145302229. The next prime is 25145302243. The reversal of 25145302232 is 23220354152.

It is a junction number, because it is equal to n+sod(n) for n = 25145302195 and 25145302204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11995757 + ... + 11997852.

Almost surely, 2^25145302232 is an apocalyptic number.

It is an amenable number.

25145302232 is a deficient number, since it is larger than the sum of its proper divisors (22362045568).

25145302232 is a wasteful number, since it uses less digits than its factorization.

25145302232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23993746 (or 23993742 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 25145302232 its reverse (23220354152), we get a palindrome (48365656384).

The spelling of 25145302232 in words is "twenty-five billion, one hundred forty-five million, three hundred two thousand, two hundred thirty-two".