26818436802 has 64 divisors (see below), whose sum is σ = 57680252928. Its totient is φ = 8282400000.

The previous prime is 26818436797. The next prime is 26818436857. The reversal of 26818436802 is 20863481862.

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 31 ways as a sum of consecutive naturals, for example, 5436277 + ... + 5441207.

It is an arithmetic number, because the mean of its divisors is an integer number (901253952).

Almost surely, 2^26818436802 is an apocalyptic number.

26818436802 is an abundant number, since it is smaller than the sum of its proper divisors (30861816126).

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

26818436802 is a wasteful number, since it uses less digits than its factorization.

26818436802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5775.

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 26818436802 in words is "twenty-six billion, eight hundred eighteen million, four hundred thirty-six thousand, eight hundred two".