675568740 has 384 divisors, whose sum is σ = 2508226560. Its totient is φ = 131788800.

The previous prime is 675568739. The next prime is 675568757. The reversal of 675568740 is 47865576.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 675568740.

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 127 ways as a sum of consecutive naturals, for example, 7590616 + ... + 7590704.

It is an arithmetic number, because the mean of its divisors is an integer number (6531840).

Almost surely, 2^675568740 is an apocalyptic number.

675568740 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 675568740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254113280).

675568740 is an abundant number, since it is smaller than the sum of its proper divisors (1832657820).

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

675568740 is a wasteful number, since it uses less digits than its factorization.

675568740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 48.

The square root of 675568740 is about 25991.7052153182. The cubic root of 675568740 is about 877.4516235374.

The spelling of 675568740 in words is "six hundred seventy-five million, five hundred sixty-eight thousand, seven hundred forty".