25027066506051 has 8 divisors (see below), whose sum is σ = 37077135564560. Its totient is φ = 16684711004016.

The previous prime is 25027066505999. The next prime is 25027066506067. The reversal of 25027066506051 is 15060566072052.

25027066506051 is a `hidden beast` number, since 25 + 0 + 2 + 70 + 6 + 6 + 506 + 0 + 51 = 666.

It is not a de Polignac number, because 25027066506051 - 2²³ = 25027058117443 is a prime.

It is a super-2 number, since 2×25027066506051² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25027066505988 and 25027066506006.

It is not an unprimeable number, because it can be changed into a prime (25027066516051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463464194530 + ... + 463464194583.

It is an arithmetic number, because the mean of its divisors is an integer number (4634641945570).

Almost surely, 2^{25027066506051} is an apocalyptic number.

25027066506051 is a deficient number, since it is larger than the sum of its proper divisors (12050069058509).

25027066506051 is an equidigital number, since it uses as much as digits as its factorization.

25027066506051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926928389122 (or 926928389116 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 25027066506051 in words is "twenty-five trillion, twenty-seven billion, sixty-six million, five hundred six thousand, fifty-one".