26300364516 has 18 divisors (see below), whose sum is σ = 66481477062. Its totient is φ = 8766788160.

The previous prime is 26300364511. The next prime is 26300364523. The reversal of 26300364516 is 61546300362.

26300364516 is a `hidden beast` number, since 2 + 6 + 3 + 0 + 0 + 3 + 645 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14689440000 + 11610924516 = 121200^2 + 107754^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 730565681 = 26300364516 / (2 + 6 + 3 + 0 + 0 + 3 + 6 + 4 + 5 + 1 + 6).

It is not an unprimeable number, because it can be changed into a prime (26300364511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 365282805 + ... + 365282876.

Almost surely, 2^26300364516 is an apocalyptic number.

It is an amenable number.

26300364516 is an abundant number, since it is smaller than the sum of its proper divisors (40181112546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26300364516 is a wasteful number, since it uses less digits than its factorization.

26300364516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730565691 (or 730565686 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 26300364516 its reverse (61546300362), we get a palindrome (87846664878).

The spelling of 26300364516 in words is "twenty-six billion, three hundred million, three hundred sixty-four thousand, five hundred sixteen".