25160453325 has 36 divisors (see below), whose sum is σ = 51503051808. Its totient is φ = 11501920800.

The previous prime is 25160453243. The next prime is 25160453333. The reversal of 25160453325 is 52335406152.

25160453325 is a `hidden beast` number, since 25 + 1 + 604 + 5 + 3 + 3 + 25 = 666.

It is not a de Polignac number, because 25160453325 - 2¹⁸ = 25160191181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25160453325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7985871 + ... + 7989020.

It is an arithmetic number, because the mean of its divisors is an integer number (1430640328).

Almost surely, 2^25160453325 is an apocalyptic number.

25160453325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25160453325 is an abundant number, since it is smaller than the sum of its proper divisors (26342598483).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25160453325 is a wasteful number, since it uses less digits than its factorization.

25160453325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15974914 (or 15974906 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 25160453325 its reverse (52335406152), we get a palindrome (77495859477).

The spelling of 25160453325 in words is "twenty-five billion, one hundred sixty million, four hundred fifty-three thousand, three hundred twenty-five".