25895848006648 has 8 divisors (see below), whose sum is σ = 48554715012480. Its totient is φ = 12947924003320.

The previous prime is 25895848006601. The next prime is 25895848006667. The reversal of 25895848006648 is 84660084859852.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1618490500408 + ... + 1618490500423.

It is an arithmetic number, because the mean of its divisors is an integer number (6069339376560).

Almost surely, 2^{25895848006648} is an apocalyptic number.

It is an amenable number.

25895848006648 is a deficient number, since it is larger than the sum of its proper divisors (22658867005832).

25895848006648 is a wasteful number, since it uses less digits than its factorization.

25895848006648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236981000837 (or 3236981000833 counting only the distinct ones).

The product of its (nonzero) digits is 1061683200, while the sum is 73.

The spelling of 25895848006648 in words is "twenty-five trillion, eight hundred ninety-five billion, eight hundred forty-eight million, six thousand, six hundred forty-eight".