25127627500025 has 6 divisors (see below), whose sum is σ = 31158258100062. Its totient is φ = 20102102000000.

The previous prime is 25127627500007. The next prime is 25127627500037. The reversal of 25127627500025 is 52000572672152.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7384594286521 + 17743033213504 = 2717461^2 + 4212248^2 .

It is not a de Polignac number, because 25127627500025 - 2²⁰ = 25127626451449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 502552549976 + ... + 502552550025.

It is an arithmetic number, because the mean of its divisors is an integer number (5193043016677).

Almost surely, 2^{25127627500025} is an apocalyptic number.

25127627500025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25127627500025 is a deficient number, since it is larger than the sum of its proper divisors (6030630600037).

25127627500025 is a wasteful number, since it uses less digits than its factorization.

25127627500025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005105100011 (or 1005105100006 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 25127627500025 in words is "twenty-five trillion, one hundred twenty-seven billion, six hundred twenty-seven million, five hundred thousand, twenty-five".