26678022292 has 6 divisors (see below), whose sum is σ = 46686539018. Its totient is φ = 13339011144.

The previous prime is 26678022281. The next prime is 26678022307. The reversal of 26678022292 is 29222087662.

It can be written as a sum of positive squares in only one way, i.e., 26440060816 + 237961476 = 162604^2 + 15426^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3334752783 + ... + 3334752790.

Almost surely, 2^26678022292 is an apocalyptic number.

It is an amenable number.

26678022292 is a deficient number, since it is larger than the sum of its proper divisors (20008516726).

26678022292 is a wasteful number, since it uses less digits than its factorization.

26678022292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6669505577 (or 6669505575 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 26678022292 in words is "twenty-six billion, six hundred seventy-eight million, twenty-two thousand, two hundred ninety-two".