468716138 has 8 divisors (see below), whose sum is σ = 766990080. Its totient is φ = 213052780.

The previous prime is 468716123. The next prime is 468716147. The reversal of 468716138 is 831617864.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10652618 + ... + 10652661.

It is an arithmetic number, because the mean of its divisors is an integer number (95873760).

Almost surely, 2^468716138 is an apocalyptic number.

468716138 is a deficient number, since it is larger than the sum of its proper divisors (298273942).

468716138 is a wasteful number, since it uses less digits than its factorization.

468716138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21305292.

The product of its digits is 193536, while the sum is 44.

The square root of 468716138 is about 21649.8530710950. The cubic root of 468716138 is about 776.7894207745.

The spelling of 468716138 in words is "four hundred sixty-eight million, seven hundred sixteen thousand, one hundred thirty-eight".