26298474497 has 8 divisors (see below), whose sum is σ = 27880511232. Its totient is φ = 24762294000.

The previous prime is 26298474493. The next prime is 26298474539. The reversal of 26298474497 is 79447489262.

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

It is a cyclic number.

It is not a de Polignac number, because 26298474497 - 2² = 26298474493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26298474493) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 11462879 + ... + 11465172.

It is an arithmetic number, because the mean of its divisors is an integer number (3485063904).

Almost surely, 2^26298474497 is an apocalyptic number.

It is an amenable number.

26298474497 is a deficient number, since it is larger than the sum of its proper divisors (1582036735).

26298474497 is a wasteful number, since it uses less digits than its factorization.

26298474497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22928119.

The product of its digits is 48771072, while the sum is 62.

The spelling of 26298474497 in words is "twenty-six billion, two hundred ninety-eight million, four hundred seventy-four thousand, four hundred ninety-seven".