8945174464 has 56 divisors (see below), whose sum is σ = 19189913360. Its totient is φ = 4122648576.

The previous prime is 8945174449. The next prime is 8945174471. The reversal of 8945174464 is 4644715498.

It is a happy number.

It is a super-2 number, since 2×8945174464² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 54417 + ... + 144400.

Almost surely, 2^8945174464 is an apocalyptic number.

It is an amenable number.

8945174464 is an abundant number, since it is smaller than the sum of its proper divisors (10244738896).

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

8945174464 is a wasteful number, since it uses less digits than its factorization.

8945174464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198885 (or 198875 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 52.

The square root of 8945174464 is about 94578.9324532689. The cubic root of 8945174464 is about 2075.8514501736.

The spelling of 8945174464 in words is "eight billion, nine hundred forty-five million, one hundred seventy-four thousand, four hundred sixty-four".