618146334 has 48 divisors (see below), whose sum is σ = 1462139952. Its totient is φ = 187588224.

The previous prime is 618146311. The next prime is 618146351. The reversal of 618146334 is 433641816.

It is a happy number.

618146334 is a `hidden beast` number, since 6 + 1 + 8 + 14 + 633 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1012 + ... + 35175.

It is an arithmetic number, because the mean of its divisors is an integer number (30461249).

Almost surely, 2^618146334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 618146334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (731069976).

618146334 is an abundant number, since it is smaller than the sum of its proper divisors (843993618).

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

618146334 is a wasteful number, since it uses less digits than its factorization.

618146334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36281 (or 36278 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 618146334 is about 24862.5488234815. The cubic root of 618146334 is about 851.8512518869.

The spelling of 618146334 in words is "six hundred eighteen million, one hundred forty-six thousand, three hundred thirty-four".