27823447488 has 56 divisors (see below), whose sum is σ = 73896248448. Its totient is φ = 9239201536.

The previous prime is 27823447447. The next prime is 27823447513. The reversal of 27823447488 is 88474432872.

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, 225006 + ... + 325997.

Almost surely, 2^27823447488 is an apocalyptic number.

It is an amenable number.

27823447488 is an abundant number, since it is smaller than the sum of its proper divisors (46072800960).

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

27823447488 is a wasteful number, since it uses less digits than its factorization.

27823447488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551281 (or 551271 counting only the distinct ones).

The product of its digits is 19267584, while the sum is 57.

The spelling of 27823447488 in words is "twenty-seven billion, eight hundred twenty-three million, four hundred forty-seven thousand, four hundred eighty-eight".