26134989518 has 16 divisors (see below), whose sum is σ = 44145907200. Its totient is φ = 11496329400.

The previous prime is 26134989449. The next prime is 26134989527. The reversal of 26134989518 is 81598943162.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19159868 + ... + 19161231.

It is an arithmetic number, because the mean of its divisors is an integer number (2759119200).

Almost surely, 2^26134989518 is an apocalyptic number.

26134989518 is a deficient number, since it is larger than the sum of its proper divisors (18010917682).

26134989518 is a wasteful number, since it uses less digits than its factorization.

26134989518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38321143.

The product of its digits is 3732480, while the sum is 56.

The spelling of 26134989518 in words is "twenty-six billion, one hundred thirty-four million, nine hundred eighty-nine thousand, five hundred eighteen".