26284888026428 has 24 divisors (see below), whose sum is σ = 46184770946160. Its totient is φ = 13089245888000.

The previous prime is 26284888026407. The next prime is 26284888026437. The reversal of 26284888026428 is 82462088848262.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15006188 + ... + 16665996.

It is an arithmetic number, because the mean of its divisors is an integer number (1924365456090).

Almost surely, 2^{26284888026428} is an apocalyptic number.

It is an amenable number.

26284888026428 is a deficient number, since it is larger than the sum of its proper divisors (19899882919732).

26284888026428 is a wasteful number, since it uses less digits than its factorization.

26284888026428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675837 (or 1675835 counting only the distinct ones).

The product of its (nonzero) digits is 301989888, while the sum is 68.

The spelling of 26284888026428 in words is "twenty-six trillion, two hundred eighty-four billion, eight hundred eighty-eight million, twenty-six thousand, four hundred twenty-eight".