609474765312 has 320 divisors, whose sum is σ = 2096780083200. Its totient is φ = 171182592000.

The previous prime is 609474765287. The next prime is 609474765323. The reversal of 609474765312 is 213567474906.

609474765312 is a `hidden beast` number, since 60 + 9 + 4 + 7 + 47 + 6 + 531 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5655937 + ... + 5762687.

It is an arithmetic number, because the mean of its divisors is an integer number (6552437760).

Almost surely, 2^609474765312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609474765312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1048390041600).

609474765312 is an abundant number, since it is smaller than the sum of its proper divisors (1487305317888).

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

609474765312 is a wasteful number, since it uses less digits than its factorization.

609474765312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106844 (or 106822 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 609474765312 in words is "six hundred nine billion, four hundred seventy-four million, seven hundred sixty-five thousand, three hundred twelve".