488117018 has 4 divisors (see below), whose sum is σ = 732175530. Its totient is φ = 244058508.

The previous prime is 488116969. The next prime is 488117023. The reversal of 488117018 is 810711884.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 271821169 + 216295849 = 16487^2 + 14707^2 .

It is a super-2 number, since 2×488117018² = 476516446522424648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122029253 + ... + 122029256.

Almost surely, 2^488117018 is an apocalyptic number.

488117018 is a deficient number, since it is larger than the sum of its proper divisors (244058512).

488117018 is a wasteful number, since it uses less digits than its factorization.

488117018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244058511.

The product of its (nonzero) digits is 14336, while the sum is 38.

The square root of 488117018 is about 22093.3704535999. The cubic root of 488117018 is about 787.3623606933.

The spelling of 488117018 in words is "four hundred eighty-eight million, one hundred seventeen thousand, eighteen".