25940485344825 has 48 divisors (see below), whose sum is σ = 48098993520960. Its totient is φ = 13705627109760.

The previous prime is 25940485344791. The next prime is 25940485344871. The reversal of 25940485344825 is 52844358404952.

It is a happy number.

25940485344825 is a `hidden beast` number, since 2 + 5 + 9 + 40 + 4 + 85 + 34 + 482 + 5 = 666.

It is not a de Polignac number, because 25940485344825 - 2⁹ = 25940485344313 is a prime.

It is a super-3 number, since 3×25940485344825³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 179508844 + ... + 179653293.

It is an arithmetic number, because the mean of its divisors is an integer number (1002062365020).

Almost surely, 2^{25940485344825} is an apocalyptic number.

25940485344825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25940485344825 is a deficient number, since it is larger than the sum of its proper divisors (22158508176135).

25940485344825 is a wasteful number, since it uses less digits than its factorization.

25940485344825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359162263 (or 359162252 counting only the distinct ones).

The product of its (nonzero) digits is 221184000, while the sum is 63.

The spelling of 25940485344825 in words is "twenty-five trillion, nine hundred forty billion, four hundred eighty-five million, three hundred forty-four thousand, eight hundred twenty-five".