26204495728 has 40 divisors (see below), whose sum is σ = 51752937600. Its totient is φ = 12851173824.

The previous prime is 26204495719. The next prime is 26204495743. The reversal of 26204495728 is 82759440262.

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 7 ways as a sum of consecutive naturals, for example, 113613 + ... + 255571.

It is an arithmetic number, because the mean of its divisors is an integer number (1293823440).

Almost surely, 2^26204495728 is an apocalyptic number.

It is an amenable number.

26204495728 is a deficient number, since it is larger than the sum of its proper divisors (25548441872).

26204495728 is a wasteful number, since it uses less digits than its factorization.

26204495728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142189 (or 142183 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 26204495728 in words is "twenty-six billion, two hundred four million, four hundred ninety-five thousand, seven hundred twenty-eight".