26501034568 has 32 divisors (see below), whose sum is σ = 50515384320. Its totient is φ = 13031200000.

The previous prime is 26501034557. The next prime is 26501034569. The reversal of 26501034568 is 86543010562.

It is a self number, because there is not a number n which added to its sum of digits gives 26501034568.

It is not an unprimeable number, because it can be changed into a prime (26501034569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169593 + ... + 285943.

It is an arithmetic number, because the mean of its divisors is an integer number (1578605760).

Almost surely, 2^26501034568 is an apocalyptic number.

It is an amenable number.

26501034568 is a deficient number, since it is larger than the sum of its proper divisors (24014349752).

26501034568 is a wasteful number, since it uses less digits than its factorization.

26501034568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116829 (or 116825 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 26501034568 in words is "twenty-six billion, five hundred one million, thirty-four thousand, five hundred sixty-eight".