26802243064 has 16 divisors (see below), whose sum is σ = 50406036120. Its totient is φ = 13360633440.

The previous prime is 26802243059. The next prime is 26802243073. The reversal of 26802243064 is 46034220862.

It is a super-2 number, since 2×26802243064² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 5058199 + ... + 5063494.

Almost surely, 2^26802243064 is an apocalyptic number.

It is an amenable number.

26802243064 is a deficient number, since it is larger than the sum of its proper divisors (23603793056).

26802243064 is a wasteful number, since it uses less digits than its factorization.

26802243064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122030 (or 10122026 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 26802243064 in words is "twenty-six billion, eight hundred two million, two hundred forty-three thousand, sixty-four".