25325828073 has 48 divisors (see below), whose sum is σ = 45469622016. Its totient is φ = 13226371200.

The previous prime is 25325828071. The next prime is 25325828113. The reversal of 25325828073 is 37082852352.

25325828073 is a `hidden beast` number, since 2 + 53 + 258 + 280 + 73 = 666.

It is not a de Polignac number, because 25325828073 - 2¹ = 25325828071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25325828071) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70365 + ... + 235802.

It is an arithmetic number, because the mean of its divisors is an integer number (947283792).

Almost surely, 2^25325828073 is an apocalyptic number.

It is an amenable number.

25325828073 is a deficient number, since it is larger than the sum of its proper divisors (20143793943).

25325828073 is a wasteful number, since it uses less digits than its factorization.

25325828073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306294 (or 306291 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 25325828073 in words is "twenty-five billion, three hundred twenty-five million, eight hundred twenty-eight thousand, seventy-three".