26169443066 has 32 divisors (see below), whose sum is σ = 42405552000. Its totient is φ = 12040612416.

The previous prime is 26169443029. The next prime is 26169443077. The reversal of 26169443066 is 66034496162.

It is a self number, because there is not a number n which added to its sum of digits gives 26169443066.

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 15 ways as a sum of consecutive naturals, for example, 17457185 + ... + 17458683.

It is an arithmetic number, because the mean of its divisors is an integer number (1325173500).

Almost surely, 2^26169443066 is an apocalyptic number.

26169443066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26169443066 is a deficient number, since it is larger than the sum of its proper divisors (16236108934).

26169443066 is a wasteful number, since it uses less digits than its factorization.

26169443066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158.

The product of its (nonzero) digits is 1119744, while the sum is 47.

The spelling of 26169443066 in words is "twenty-six billion, one hundred sixty-nine million, four hundred forty-three thousand, sixty-six".