26796780308 has 24 divisors (see below), whose sum is σ = 48450984960. Its totient is φ = 12954425760.

The previous prime is 26796780259. The next prime is 26796780313. The reversal of 26796780308 is 80308769762.

It is a happy number.

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, 40085 + ... + 234947.

It is an arithmetic number, because the mean of its divisors is an integer number (2018791040).

Almost surely, 2^26796780308 is an apocalyptic number.

It is an amenable number.

26796780308 is a deficient number, since it is larger than the sum of its proper divisors (21654204652).

26796780308 is a wasteful number, since it uses less digits than its factorization.

26796780308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196007 (or 196005 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 26796780308 in words is "twenty-six billion, seven hundred ninety-six million, seven hundred eighty thousand, three hundred eight".