25123134332 has 24 divisors (see below), whose sum is σ = 46444193040. Its totient is φ = 11858071680.

The previous prime is 25123134319. The next prime is 25123134341. The reversal of 25123134332 is 23343132152.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25123134295 and 25123134304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566843 + ... + 609554.

It is an arithmetic number, because the mean of its divisors is an integer number (1935174710).

Almost surely, 2^25123134332 is an apocalyptic number.

It is an amenable number.

25123134332 is a deficient number, since it is larger than the sum of its proper divisors (21321058708).

25123134332 is a wasteful number, since it uses less digits than its factorization.

25123134332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176701 (or 1176699 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

Adding to 25123134332 its reverse (23343132152), we get a palindrome (48466266484).

The spelling of 25123134332 in words is "twenty-five billion, one hundred twenty-three million, one hundred thirty-four thousand, three hundred thirty-two".