26194807406 has 32 divisors (see below), whose sum is σ = 41774832000. Its totient is φ = 12283879392.

The previous prime is 26194807393. The next prime is 26194807423. The reversal of 26194807406 is 60470849162.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7399985 + ... + 7403523.

It is an arithmetic number, because the mean of its divisors is an integer number (1305463500).

Almost surely, 2^26194807406 is an apocalyptic number.

26194807406 is a deficient number, since it is larger than the sum of its proper divisors (15580024594).

26194807406 is a wasteful number, since it uses less digits than its factorization.

26194807406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5456.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 26194807406 in words is "twenty-six billion, one hundred ninety-four million, eight hundred seven thousand, four hundred six".