26690910940417 has 8 divisors (see below), whose sum is σ = 26729977029120. Its totient is φ = 26651853301920.

The previous prime is 26690910940409. The next prime is 26690910940433. The reversal of 26690910940417 is 71404901909662.

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 26690910940417 - 2³ = 26690910940409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26690910944417) 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, 4223184 + ... + 8439022.

It is an arithmetic number, because the mean of its divisors is an integer number (3341247128640).

Almost surely, 2^{26690910940417} is an apocalyptic number.

It is an amenable number.

26690910940417 is a deficient number, since it is larger than the sum of its proper divisors (39066088703).

26690910940417 is an equidigital number, since it uses as much as digits as its factorization.

26690910940417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4225103.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The spelling of 26690910940417 in words is "twenty-six trillion, six hundred ninety billion, nine hundred ten million, nine hundred forty thousand, four hundred seventeen".