117664548 has 24 divisors (see below), whose sum is σ = 290701152. Its totient is φ = 36914304.

The previous prime is 117664541. The next prime is 117664559. The reversal of 117664548 is 845466711.

It is not an unprimeable number, because it can be changed into a prime (117664541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288190 + ... + 288597.

It is an arithmetic number, because the mean of its divisors is an integer number (12112548).

Almost surely, 2^117664548 is an apocalyptic number.

It is an amenable number.

117664548 is an abundant number, since it is smaller than the sum of its proper divisors (173036604).

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

117664548 is a wasteful number, since it uses less digits than its factorization.

117664548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576811 (or 576809 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 117664548 is about 10847.3290721726. The cubic root of 117664548 is about 490.0215844997.

The spelling of 117664548 in words is "one hundred seventeen million, six hundred sixty-four thousand, five hundred forty-eight".