27704464896 has 320 divisors, whose sum is σ = 81570779136. Its totient is φ = 8326348800.

The previous prime is 27704464867. The next prime is 27704464903. The reversal of 27704464896 is 69846440772.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 44901580 + ... + 44902196.

Almost surely, 2^27704464896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27704464896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40785389568).

27704464896 is an abundant number, since it is smaller than the sum of its proper divisors (53866314240).

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

27704464896 is a wasteful number, since it uses less digits than its factorization.

27704464896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733 (or 717 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 27704464896 in words is "twenty-seven billion, seven hundred four million, four hundred sixty-four thousand, eight hundred ninety-six".