26286891104 has 24 divisors (see below), whose sum is σ = 54796571928. Its totient is φ = 12370301440.

The previous prime is 26286891083. The next prime is 26286891133. The reversal of 26286891104 is 40119868262.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24160202 + ... + 24161289.

It is an arithmetic number, because the mean of its divisors is an integer number (2283190497).

Almost surely, 2^26286891104 is an apocalyptic number.

It is an amenable number.

26286891104 is an abundant number, since it is smaller than the sum of its proper divisors (28509680824).

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

26286891104 is a wasteful number, since it uses less digits than its factorization.

26286891104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48321518 (or 48321510 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The spelling of 26286891104 in words is "twenty-six billion, two hundred eighty-six million, eight hundred ninety-one thousand, one hundred four".