26345636216 has 16 divisors (see below), whose sum is σ = 49432561200. Its totient is φ = 13163619904.

The previous prime is 26345636203. The next prime is 26345636269. The reversal of 26345636216 is 61263654362.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1137596 + ... + 1160523.

It is an arithmetic number, because the mean of its divisors is an integer number (3089535075).

Almost surely, 2^26345636216 is an apocalyptic number.

It is an amenable number.

26345636216 is a deficient number, since it is larger than the sum of its proper divisors (23086924984).

26345636216 is a wasteful number, since it uses less digits than its factorization.

26345636216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299558 (or 2299554 counting only the distinct ones).

The product of its digits is 933120, while the sum is 44.

The spelling of 26345636216 in words is "twenty-six billion, three hundred forty-five million, six hundred thirty-six thousand, two hundred sixteen".