26248500009905 has 16 divisors (see below), whose sum is σ = 32263829694720. Its totient is φ = 20491031753472.

The previous prime is 26248500009889. The next prime is 26248500009917. The reversal of 26248500009905 is 50990000584262.

It is a cyclic number.

It is not a de Polignac number, because 26248500009905 - 2⁴ = 26248500009889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165641495 + ... + 165799884.

It is an arithmetic number, because the mean of its divisors is an integer number (2016489355920).

Almost surely, 2^{26248500009905} is an apocalyptic number.

It is an amenable number.

26248500009905 is a deficient number, since it is larger than the sum of its proper divisors (6015329684815).

26248500009905 is a wasteful number, since it uses less digits than its factorization.

26248500009905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331441768.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 26248500009905 in words is "twenty-six trillion, two hundred forty-eight billion, five hundred million, nine thousand, nine hundred five".