25202024132 has 6 divisors (see below), whose sum is σ = 44103542238. Its totient is φ = 12601012064.

The previous prime is 25202024131. The next prime is 25202024161. The reversal of 25202024132 is 23142020252.

It can be written as a sum of positive squares in only one way, i.e., 24182116036 + 1019908096 = 155506^2 + 31936^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25202024098 and 25202024107.

It is not an unprimeable number, because it can be changed into a prime (25202024131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3150253013 + ... + 3150253020.

It is an arithmetic number, because the mean of its divisors is an integer number (7350590373).

Almost surely, 2^25202024132 is an apocalyptic number.

It is an amenable number.

25202024132 is a deficient number, since it is larger than the sum of its proper divisors (18901518106).

25202024132 is a wasteful number, since it uses less digits than its factorization.

25202024132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300506037 (or 6300506035 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 25202024132 its reverse (23142020252), we get a palindrome (48344044384).

The spelling of 25202024132 in words is "twenty-five billion, two hundred two million, twenty-four thousand, one hundred thirty-two".