26514678616 has 16 divisors (see below), whose sum is σ = 49747517640. Its totient is φ = 13248673920.

The previous prime is 26514678613. The next prime is 26514678623. The reversal of 26514678616 is 61687641562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26514678611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070161 + ... + 1094656.

Almost surely, 2^26514678616 is an apocalyptic number.

It is an amenable number.

26514678616 is a deficient number, since it is larger than the sum of its proper divisors (23232839024).

26514678616 is a wasteful number, since it uses less digits than its factorization.

26514678616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166354 (or 2166350 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 52.

The spelling of 26514678616 in words is "twenty-six billion, five hundred fourteen million, six hundred seventy-eight thousand, six hundred sixteen".