25648691922312 has 32 divisors (see below), whose sum is σ = 64126703954880. Its totient is φ = 8548900754240.

The previous prime is 25648691922311. The next prime is 25648691922367. The reversal of 25648691922312 is 21322919684652.

It is not an unprimeable number, because it can be changed into a prime (25648691922311) 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 7 ways as a sum of consecutive naturals, for example, 41135364 + ... + 41754227.

It is an arithmetic number, because the mean of its divisors is an integer number (2003959498590).

Almost surely, 2^{25648691922312} is an apocalyptic number.

It is an amenable number.

25648691922312 is an abundant number, since it is smaller than the sum of its proper divisors (38478012032568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25648691922312 is a wasteful number, since it uses less digits than its factorization.

25648691922312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82902493 (or 82902489 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 60.

The spelling of 25648691922312 in words is "twenty-five trillion, six hundred forty-eight billion, six hundred ninety-one million, nine hundred twenty-two thousand, three hundred twelve".