26845687358 has 16 divisors (see below), whose sum is σ = 46025177184. Its totient is φ = 11504294880.

The previous prime is 26845687357. The next prime is 26845687441. The reversal of 26845687358 is 85378654862.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26845687358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26845687357) 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, 97028 + ... + 251208.

It is an arithmetic number, because the mean of its divisors is an integer number (2876573574).

Almost surely, 2^26845687358 is an apocalyptic number.

26845687358 is a deficient number, since it is larger than the sum of its proper divisors (19179489826).

26845687358 is a wasteful number, since it uses less digits than its factorization.

26845687358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166627.

The product of its digits is 77414400, while the sum is 62.

The spelling of 26845687358 in words is "twenty-six billion, eight hundred forty-five million, six hundred eighty-seven thousand, three hundred fifty-eight".