845475435264 has 144 divisors (see below), whose sum is σ = 2257910323200. Its totient is φ = 280860991488.

The previous prime is 845475435251. The next prime is 845475435271. The reversal of 845475435264 is 462534574548.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474186117 + ... + 474187899.

It is an arithmetic number, because the mean of its divisors is an integer number (15679932800).

Almost surely, 2^845475435264 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 845475435264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1128955161600).

845475435264 is an abundant number, since it is smaller than the sum of its proper divisors (1412434887936).

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

845475435264 is a wasteful number, since it uses less digits than its factorization.

845475435264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570 (or 3556 counting only the distinct ones).

The product of its digits is 64512000, while the sum is 57.

The spelling of 845475435264 in words is "eight hundred forty-five billion, four hundred seventy-five million, four hundred thirty-five thousand, two hundred sixty-four".