26814398694 has 16 divisors (see below), whose sum is σ = 53711693568. Its totient is φ = 8924316872.

The previous prime is 26814398659. The next prime is 26814398719. The reversal of 26814398694 is 49689341862.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3449802 + ... + 3457565.

It is an arithmetic number, because the mean of its divisors is an integer number (3356980848).

Almost surely, 2^26814398694 is an apocalyptic number.

26814398694 is an abundant number, since it is smaller than the sum of its proper divisors (26897294874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26814398694 is a wasteful number, since it uses less digits than its factorization.

26814398694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6908019.

The product of its digits is 17915904, while the sum is 60.

The spelling of 26814398694 in words is "twenty-six billion, eight hundred fourteen million, three hundred ninety-eight thousand, six hundred ninety-four".