26779782055204 has 6 divisors (see below), whose sum is σ = 46864618596614. Its totient is φ = 13389891027600.

The previous prime is 26779782055177. The next prime is 26779782055211. The reversal of 26779782055204 is 40255028797762.

It can be written as a sum of positive squares in only one way, i.e., 16745446094400 + 10034335960804 = 4092120^2 + 3167702^2 .

It is a super-3 number, since 3×26779782055204³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3347472756897 + ... + 3347472756904.

Almost surely, 2^{26779782055204} is an apocalyptic number.

It is an amenable number.

26779782055204 is a deficient number, since it is larger than the sum of its proper divisors (20084836541410).

26779782055204 is a wasteful number, since it uses less digits than its factorization.

26779782055204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6694945513805 (or 6694945513803 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 64.

The spelling of 26779782055204 in words is "twenty-six trillion, seven hundred seventy-nine billion, seven hundred eighty-two million, fifty-five thousand, two hundred four".