675181320 has 128 divisors (see below), whose sum is σ = 2256906240. Its totient is φ = 160183040.

The previous prime is 675181319. The next prime is 675181349. The reversal of 675181320 is 23181576.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 31 ways as a sum of consecutive naturals, for example, 56599 + ... + 67481.

It is an arithmetic number, because the mean of its divisors is an integer number (17632080).

Almost surely, 2^675181320 is an apocalyptic number.

675181320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675181320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1128453120).

675181320 is an abundant number, since it is smaller than the sum of its proper divisors (1581724920).

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

675181320 is a wasteful number, since it uses less digits than its factorization.

675181320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10955 (or 10951 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 675181320 is about 25984.2513842520. The cubic root of 675181320 is about 877.2838600461.

The spelling of 675181320 in words is "six hundred seventy-five million, one hundred eighty-one thousand, three hundred twenty".