468140189 has 8 divisors (see below), whose sum is σ = 518321568. Its totient is φ = 419229360.

The previous prime is 468140177. The next prime is 468140191. The reversal of 468140189 is 981041864.

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

It is not a de Polignac number, because 468140189 - 2¹² = 468136093 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468142189) 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, 316862 + ... + 318335.

It is an arithmetic number, because the mean of its divisors is an integer number (64790196).

Almost surely, 2^468140189 is an apocalyptic number.

It is an amenable number.

468140189 is a deficient number, since it is larger than the sum of its proper divisors (50181379).

468140189 is a wasteful number, since it uses less digits than its factorization.

468140189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635275.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 468140189 is about 21636.5475295852. The cubic root of 468140189 is about 776.4711226068.

The spelling of 468140189 in words is "four hundred sixty-eight million, one hundred forty thousand, one hundred eighty-nine".