465111666 has 64 divisors (see below), whose sum is σ = 1054892160. Its totient is φ = 151876800.

The previous prime is 465111643. The next prime is 465111677. The reversal of 465111666 is 666111564.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 465111666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 583180 + ... + 583976.

It is an arithmetic number, because the mean of its divisors is an integer number (16482690).

Almost surely, 2^465111666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 465111666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (527446080).

465111666 is an abundant number, since it is smaller than the sum of its proper divisors (589780494).

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

465111666 is a wasteful number, since it uses less digits than its factorization.

465111666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 1010 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 465111666 is about 21566.4476907997. The cubic root of 465111666 is about 774.7930996772.

The spelling of 465111666 in words is "four hundred sixty-five million, one hundred eleven thousand, six hundred sixty-six".