26268794290 has 8 divisors (see below), whose sum is σ = 47283829740. Its totient is φ = 10507517712.

The previous prime is 26268794273. The next prime is 26268794371. The reversal of 26268794290 is 9249786262.

It can be written as a sum of positive squares in 2 ways, for example, as 25341774481 + 927019809 = 159191^2 + 30447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313439705 + ... + 1313439724.

Almost surely, 2^26268794290 is an apocalyptic number.

26268794290 is a deficient number, since it is larger than the sum of its proper divisors (21015035450).

26268794290 is a wasteful number, since it uses less digits than its factorization.

26268794290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626879436.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 26268794290 in words is "twenty-six billion, two hundred sixty-eight million, seven hundred ninety-four thousand, two hundred ninety".