26103144866 has 32 divisors (see below), whose sum is σ = 41259317760. Its totient is φ = 12361434624.

The previous prime is 26103144841. The next prime is 26103144869. The reversal of 26103144866 is 66844130162.

It is a happy number.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (26103144869) by changing a digit.

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, 7394990 + ... + 7398518.

It is an arithmetic number, because the mean of its divisors is an integer number (1289353680).

Almost surely, 2^26103144866 is an apocalyptic number.

26103144866 is a deficient number, since it is larger than the sum of its proper divisors (15156172894).

26103144866 is a wasteful number, since it uses less digits than its factorization.

26103144866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 26103144866 in words is "twenty-six billion, one hundred three million, one hundred forty-four thousand, eight hundred sixty-six".