27700443320 has 64 divisors (see below), whose sum is σ = 68372035200. Its totient is φ = 10016586880.

The previous prime is 27700443313. The next prime is 27700443343. The reversal of 27700443320 is 2334400772.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 97094 + ... + 254613.

It is an arithmetic number, because the mean of its divisors is an integer number (1068313050).

Almost surely, 2^27700443320 is an apocalyptic number.

27700443320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27700443320 is an abundant number, since it is smaller than the sum of its proper divisors (40671591880).

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

27700443320 is a wasteful number, since it uses less digits than its factorization.

27700443320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351908 (or 351904 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The spelling of 27700443320 in words is "twenty-seven billion, seven hundred million, four hundred forty-three thousand, three hundred twenty".