26458431366 has 16 divisors (see below), whose sum is σ = 54623858688. Its totient is φ = 8534977800.

The previous prime is 26458431341. The next prime is 26458431379. The reversal of 26458431366 is 66313485462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71124630 + ... + 71125001.

It is an arithmetic number, because the mean of its divisors is an integer number (3413991168).

Almost surely, 2^26458431366 is an apocalyptic number.

26458431366 is an abundant number, since it is smaller than the sum of its proper divisors (28165427322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26458431366 is a wasteful number, since it uses less digits than its factorization.

26458431366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142249667.

The product of its digits is 2488320, while the sum is 48.

The spelling of 26458431366 in words is "twenty-six billion, four hundred fifty-eight million, four hundred thirty-one thousand, three hundred sixty-six".