26534532568 has 8 divisors (see below), whose sum is σ = 49752248580. Its totient is φ = 13267266280.

The previous prime is 26534532547. The next prime is 26534532587. The reversal of 26534532568 is 86523543562.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658408278 + ... + 1658408293.

Almost surely, 2^26534532568 is an apocalyptic number.

It is an amenable number.

26534532568 is a deficient number, since it is larger than the sum of its proper divisors (23217716012).

26534532568 is a wasteful number, since it uses less digits than its factorization.

26534532568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316816577 (or 3316816573 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The spelling of 26534532568 in words is "twenty-six billion, five hundred thirty-four million, five hundred thirty-two thousand, five hundred sixty-eight".