26497755207604 has 12 divisors (see below), whose sum is σ = 46371107892928. Its totient is φ = 13248867238200.

The previous prime is 26497755207593. The next prime is 26497755207673. The reversal of 26497755207604 is 40670255779462.

It is a super-2 number, since 2×26497755207604² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7713019 + ... + 10605949.

Almost surely, 2^{26497755207604} is an apocalyptic number.

It is an amenable number.

26497755207604 is a deficient number, since it is larger than the sum of its proper divisors (19873352685324).

26497755207604 is a wasteful number, since it uses less digits than its factorization.

26497755207604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182806 (or 5182804 counting only the distinct ones).

The product of its (nonzero) digits is 177811200, while the sum is 64.

The spelling of 26497755207604 in words is "twenty-six trillion, four hundred ninety-seven billion, seven hundred fifty-five million, two hundred seven thousand, six hundred four".