26541652568 has 16 divisors (see below), whose sum is σ = 49770180000. Its totient is φ = 13269604576.

The previous prime is 26541652567. The next prime is 26541652573. The reversal of 26541652568 is 86525614562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26541652567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56843 + ... + 237306.

It is an arithmetic number, because the mean of its divisors is an integer number (3110636250).

Almost surely, 2^26541652568 is an apocalyptic number.

It is an amenable number.

26541652568 is a deficient number, since it is larger than the sum of its proper divisors (23228527432).

26541652568 is a wasteful number, since it uses less digits than its factorization.

26541652568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305434 (or 305430 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 50.

The spelling of 26541652568 in words is "twenty-six billion, five hundred forty-one million, six hundred fifty-two thousand, five hundred sixty-eight".