26789157204 has 12 divisors (see below), whose sum is σ = 62508033504. Its totient is φ = 8929719064.

The previous prime is 26789157193. The next prime is 26789157221. The reversal of 26789157204 is 40275198762.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1116214872 + ... + 1116214895.

It is an arithmetic number, because the mean of its divisors is an integer number (5209002792).

Almost surely, 2^26789157204 is an apocalyptic number.

It is an amenable number.

26789157204 is an abundant number, since it is smaller than the sum of its proper divisors (35718876300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26789157204 is a wasteful number, since it uses less digits than its factorization.

26789157204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232429774 (or 2232429772 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 26789157204 in words is "twenty-six billion, seven hundred eighty-nine million, one hundred fifty-seven thousand, two hundred four".