117841821448 has 32 divisors (see below), whose sum is σ = 237973881600. Its totient is φ = 54383035968.

The previous prime is 117841821439. The next prime is 117841821457. The reversal of 117841821448 is 844128148711.

It is an interprime number because it is at equal distance from previous prime (117841821439) and next prime (117841821457).

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, 1085865 + ... + 1189447.

It is an arithmetic number, because the mean of its divisors is an integer number (7436683800).

Almost surely, 2^117841821448 is an apocalyptic number.

It is an amenable number.

117841821448 is an abundant number, since it is smaller than the sum of its proper divisors (120132060152).

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

117841821448 is a wasteful number, since it uses less digits than its factorization.

117841821448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114541 (or 114537 counting only the distinct ones).

The product of its digits is 458752, while the sum is 49.

The spelling of 117841821448 in words is "one hundred seventeen billion, eight hundred forty-one million, eight hundred twenty-one thousand, four hundred forty-eight".