26300660438 has 24 divisors (see below), whose sum is σ = 43496778528. Its totient is φ = 11856447792.

The previous prime is 26300660423. The next prime is 26300660459. The reversal of 26300660438 is 83406600362.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225470 + ... + 321617.

It is an arithmetic number, because the mean of its divisors is an integer number (1812365772).

Almost surely, 2^26300660438 is an apocalyptic number.

26300660438 is a deficient number, since it is larger than the sum of its proper divisors (17196118090).

26300660438 is a wasteful number, since it uses less digits than its factorization.

26300660438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547188 (or 547145 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 26300660438 in words is "twenty-six billion, three hundred million, six hundred sixty thousand, four hundred thirty-eight".