675344816 has 80 divisors (see below), whose sum is σ = 1411740000. Its totient is φ = 312035328.

The previous prime is 675344807. The next prime is 675344821. The reversal of 675344816 is 618443576.

Its product of digits (483840) is a multiple of the sum of its prime divisors (448).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2948990 + ... + 2949218.

It is an arithmetic number, because the mean of its divisors is an integer number (17646750).

Almost surely, 2^675344816 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 675344816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705870000).

675344816 is an abundant number, since it is smaller than the sum of its proper divisors (736395184).

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

675344816 is a wasteful number, since it uses less digits than its factorization.

675344816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 448 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 675344816 is about 25987.3972532841. The cubic root of 675344816 is about 877.3546661254.

The spelling of 675344816 in words is "six hundred seventy-five million, three hundred forty-four thousand, eight hundred sixteen".