25350136044325 has 12 divisors (see below), whose sum is σ = 31434302109508. Its totient is φ = 20280022761600.

The previous prime is 25350136044323. The next prime is 25350136044329. The reversal of 25350136044325 is 52344063105352.

It can be written as a sum of positive squares in 6 ways, for example, as 949233209796 + 24400902834529 = 974286^2 + 4939727^2 .

It is not a de Polignac number, because 25350136044325 - 2¹ = 25350136044323 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25350136044323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4227055 + ... + 8280595.

Almost surely, 2^{25350136044325} is an apocalyptic number.

25350136044325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25350136044325 is a deficient number, since it is larger than the sum of its proper divisors (6084166065183).

25350136044325 is a wasteful number, since it uses less digits than its factorization.

25350136044325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4303704 (or 4303699 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 25350136044325 its reverse (52344063105352), we get a palindrome (77694199149677).

The spelling of 25350136044325 in words is "twenty-five trillion, three hundred fifty billion, one hundred thirty-six million, forty-four thousand, three hundred twenty-five".