26313340623 has 16 divisors (see below), whose sum is σ = 35154798336. Its totient is φ = 17507093120.

The previous prime is 26313340621. The next prime is 26313340679. The reversal of 26313340623 is 32604331362.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26313340623 - 2¹ = 26313340621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26313340621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3609340 + ... + 3616622.

It is an arithmetic number, because the mean of its divisors is an integer number (2197174896).

Almost surely, 2^26313340623 is an apocalyptic number.

26313340623 is a deficient number, since it is larger than the sum of its proper divisors (8841457713).

26313340623 is a wasteful number, since it uses less digits than its factorization.

26313340623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9534.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 26313340623 its reverse (32604331362), we get a palindrome (58917671985).

The spelling of 26313340623 in words is "twenty-six billion, three hundred thirteen million, three hundred forty thousand, six hundred twenty-three".