26634380328 has 48 divisors (see below), whose sum is σ = 75271079520. Its totient is φ = 8492120736.

The previous prime is 26634380323. The next prime is 26634380347. The reversal of 26634380328 is 82308343662.

26634380328 is a `hidden beast` number, since 2 + 6 + 634 + 3 + 8 + 0 + 3 + 2 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (26634380323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8040126 + ... + 8043437.

It is an arithmetic number, because the mean of its divisors is an integer number (1568147490).

Almost surely, 2^26634380328 is an apocalyptic number.

It is an amenable number.

26634380328 is an abundant number, since it is smaller than the sum of its proper divisors (48636699192).

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

26634380328 is a wasteful number, since it uses less digits than its factorization.

26634380328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16083598 (or 16083591 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 26634380328 in words is "twenty-six billion, six hundred thirty-four million, three hundred eighty thousand, three hundred twenty-eight".