26873328516 has 24 divisors (see below), whose sum is σ = 62765876544. Its totient is φ = 8948998560.

The previous prime is 26873328491. The next prime is 26873328523. The reversal of 26873328516 is 61582337862.

It is a happy 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, 1084440 + ... + 1108943.

It is an arithmetic number, because the mean of its divisors is an integer number (2615244856).

Almost surely, 2^26873328516 is an apocalyptic number.

It is an amenable number.

26873328516 is an abundant number, since it is smaller than the sum of its proper divisors (35892548028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26873328516 is a wasteful number, since it uses less digits than its factorization.

26873328516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194411 (or 2194409 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The spelling of 26873328516 in words is "twenty-six billion, eight hundred seventy-three million, three hundred twenty-eight thousand, five hundred sixteen".