26682961604 has 12 divisors (see below), whose sum is σ = 50287120044. Its totient is φ = 12315213024.

The previous prime is 26682961583. The next prime is 26682961637. The reversal of 26682961604 is 40616928662.

It can be written as a sum of positive squares in 2 ways, for example, as 16770768004 + 9912193600 = 129502^2 + 99560^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256566887 + ... + 256566990.

It is an arithmetic number, because the mean of its divisors is an integer number (4190593337).

Almost surely, 2^26682961604 is an apocalyptic number.

It is an amenable number.

26682961604 is a deficient number, since it is larger than the sum of its proper divisors (23604158440).

26682961604 is a wasteful number, since it uses less digits than its factorization.

26682961604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513133894 (or 513133892 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 26682961604 in words is "twenty-six billion, six hundred eighty-two million, nine hundred sixty-one thousand, six hundred four".