26662206604 has 48 divisors (see below), whose sum is σ = 51595165440. Its totient is φ = 11954928960.

The previous prime is 26662206601. The next prime is 26662206617. The reversal of 26662206604 is 40660226662.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (26662206601) 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, 946329 + ... + 974095.

It is an arithmetic number, because the mean of its divisors is an integer number (1074899280).

Almost surely, 2^26662206604 is an apocalyptic number.

It is an amenable number.

26662206604 is a deficient number, since it is larger than the sum of its proper divisors (24932958836).

26662206604 is a wasteful number, since it uses less digits than its factorization.

26662206604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28078 (or 28076 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 26662206604 in words is "twenty-six billion, six hundred sixty-two million, two hundred six thousand, six hundred four".