255426160407278 has 12 divisors (see below), whose sum is σ = 445692586016952. Its totient is φ = 109468354460220.

The previous prime is 255426160407251. The next prime is 255426160407317. The reversal of 255426160407278 is 872704061624552.

It is a happy number.

It is a super-2 number, since 2×255426160407278² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1303194695858 + ... + 1303194696053.

It is an arithmetic number, because the mean of its divisors is an integer number (37141048834746).

Almost surely, 2^{255426160407278} is an apocalyptic number.

255426160407278 is a deficient number, since it is larger than the sum of its proper divisors (190266425609674).

255426160407278 is a wasteful number, since it uses less digits than its factorization.

255426160407278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606389391927 (or 2606389391920 counting only the distinct ones).

The product of its (nonzero) digits is 45158400, while the sum is 59.

The spelling of 255426160407278 in words is "two hundred fifty-five trillion, four hundred twenty-six billion, one hundred sixty million, four hundred seven thousand, two hundred seventy-eight".