26061166804 has 48 divisors (see below), whose sum is σ = 48596236416. Its totient is φ = 12186521600.

The previous prime is 26061166799. The next prime is 26061166819. The reversal of 26061166804 is 40866116062.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 7463499 + ... + 7466989.

It is an arithmetic number, because the mean of its divisors is an integer number (1012421592).

Almost surely, 2^26061166804 is an apocalyptic number.

It is an amenable number.

26061166804 is a deficient number, since it is larger than the sum of its proper divisors (22535069612).

26061166804 is a wasteful number, since it uses less digits than its factorization.

26061166804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176 (or 4174 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 26061166804 in words is "twenty-six billion, sixty-one million, one hundred sixty-six thousand, eight hundred four".