26364716516 has 24 divisors (see below), whose sum is σ = 46273296384. Its totient is φ = 13143813440.

The previous prime is 26364716491. The next prime is 26364716519. The reversal of 26364716516 is 61561746362.

It is not an unprimeable number, because it can be changed into a prime (26364716519) 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, 3708221 + ... + 3715323.

It is an arithmetic number, because the mean of its divisors is an integer number (1928054016).

Almost surely, 2^26364716516 is an apocalyptic number.

It is an amenable number.

26364716516 is a deficient number, since it is larger than the sum of its proper divisors (19908579868).

26364716516 is a wasteful number, since it uses less digits than its factorization.

26364716516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9691 (or 9689 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 47.

The spelling of 26364716516 in words is "twenty-six billion, three hundred sixty-four million, seven hundred sixteen thousand, five hundred sixteen".