26803452405 has 32 divisors (see below), whose sum is σ = 43203686400. Its totient is φ = 14189366592.

The previous prime is 26803452383. The next prime is 26803452451. The reversal of 26803452405 is 50425430862.

It is not a de Polignac number, because 26803452405 - 2⁶ = 26803452341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1843956 + ... + 1858434.

It is an arithmetic number, because the mean of its divisors is an integer number (1350115200).

Almost surely, 2^26803452405 is an apocalyptic number.

It is an amenable number.

26803452405 is a deficient number, since it is larger than the sum of its proper divisors (16400233995).

26803452405 is a wasteful number, since it uses less digits than its factorization.

26803452405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15393.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 26803452405 in words is "twenty-six billion, eight hundred three million, four hundred fifty-two thousand, four hundred five".