26378157318368 has 24 divisors (see below), whose sum is σ = 51933051227232. Its totient is φ = 13188810974976.

The previous prime is 26378157318349. The next prime is 26378157318377. The reversal of 26378157318368 is 86381375187362.

It is a junction number, because it is equal to n+sod(n) for n = 26378157318298 and 26378157318307.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 6759080 + ... + 9921767.

It is an arithmetic number, because the mean of its divisors is an integer number (2163877134468).

Almost surely, 2^{26378157318368} is an apocalyptic number.

It is an amenable number.

26378157318368 is a deficient number, since it is larger than the sum of its proper divisors (25554893908864).

26378157318368 is a wasteful number, since it uses less digits than its factorization.

26378157318368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16730274 (or 16730266 counting only the distinct ones).

The product of its digits is 243855360, while the sum is 68.

The spelling of 26378157318368 in words is "twenty-six trillion, three hundred seventy-eight billion, one hundred fifty-seven million, three hundred eighteen thousand, three hundred sixty-eight".