25678460492396 has 6 divisors (see below), whose sum is σ = 44937305861700. Its totient is φ = 12839230246196.

The previous prime is 25678460492387. The next prime is 25678460492501. The reversal of 25678460492396 is 69329406487652.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3209807561546 + ... + 3209807561553.

It is an arithmetic number, because the mean of its divisors is an integer number (7489550976950).

Almost surely, 2^{25678460492396} is an apocalyptic number.

It is an amenable number.

25678460492396 is a deficient number, since it is larger than the sum of its proper divisors (19258845369304).

25678460492396 is a wasteful number, since it uses less digits than its factorization.

25678460492396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419615123103 (or 6419615123101 counting only the distinct ones).

The product of its (nonzero) digits is 940584960, while the sum is 71.

The spelling of 25678460492396 in words is "twenty-five trillion, six hundred seventy-eight billion, four hundred sixty million, four hundred ninety-two thousand, three hundred ninety-six".