26594806497 has 64 divisors (see below), whose sum is σ = 43823808000. Its totient is φ = 14314460160.

The previous prime is 26594806487. The next prime is 26594806543. The reversal of 26594806497 is 79460849562.

It is not a de Polignac number, because 26594806497 - 2¹⁶ = 26594740961 is a prime.

It is a super-4 number, since 4×26594806497⁴ (a number of 43 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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

It is a self number, because there is not a number n which added to its sum of digits gives 26594806497.

It is not an unprimeable number, because it can be changed into a prime (26594806457) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1212613 + ... + 1234349.

It is an arithmetic number, because the mean of its divisors is an integer number (684747000).

Almost surely, 2^26594806497 is an apocalyptic number.

It is an amenable number.

26594806497 is a deficient number, since it is larger than the sum of its proper divisors (17229001503).

26594806497 is a wasteful number, since it uses less digits than its factorization.

26594806497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21831 (or 21817 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 26594806497 in words is "twenty-six billion, five hundred ninety-four million, eight hundred six thousand, four hundred ninety-seven".