25083660678417 has 16 divisors (see below), whose sum is σ = 40539249581760. Its totient is φ = 15202218592800.

The previous prime is 25083660678409. The next prime is 25083660678481. The reversal of 25083660678417 is 71487606638052.

25083660678417 is a `hidden beast` number, since 2 + 5 + 0 + 8 + 3 + 6 + 606 + 7 + 8 + 4 + 17 = 666.

It is not a de Polignac number, because 25083660678417 - 2³ = 25083660678409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25083660678217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42228384684 + ... + 42228385277.

It is an arithmetic number, because the mean of its divisors is an integer number (2533703098860).

Almost surely, 2^{25083660678417} is an apocalyptic number.

25083660678417 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

25083660678417 is a deficient number, since it is larger than the sum of its proper divisors (15455588903343).

25083660678417 is a wasteful number, since it uses less digits than its factorization.

25083660678417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84456769981 (or 84456769975 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 25083660678417 in words is "twenty-five trillion, eighty-three billion, six hundred sixty million, six hundred seventy-eight thousand, four hundred seventeen".