26943391455 has 8 divisors (see below), whose sum is σ = 43109426352. Its totient is φ = 14369808768.

The previous prime is 26943391451. The next prime is 26943391459. The reversal of 26943391455 is 55419334962.

It is an interprime number because it is at equal distance from previous prime (26943391451) and next prime (26943391459).

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

It is not a de Polignac number, because 26943391455 - 2² = 26943391451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26943391398 and 26943391407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26943391451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898113034 + ... + 898113063.

It is an arithmetic number, because the mean of its divisors is an integer number (5388678294).

Almost surely, 2^26943391455 is an apocalyptic number.

26943391455 is a deficient number, since it is larger than the sum of its proper divisors (16166034897).

26943391455 is a wasteful number, since it uses less digits than its factorization.

26943391455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796226105.

The product of its digits is 3499200, while the sum is 51.

The spelling of 26943391455 in words is "twenty-six billion, nine hundred forty-three million, three hundred ninety-one thousand, four hundred fifty-five".