75671207056 has 15 divisors (see below), whose sum is σ = 146615095603. Its totient is φ = 37835053360.

The previous prime is 75671206969. The next prime is 75671207069. The reversal of 75671207056 is 65070217657.

The square root of 75671207056 is 275084.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×75671207056² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75671206997 and 75671207015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1065951 + ... + 1134721.

Almost surely, 2^75671207056 is an apocalyptic number.

75671207056 is the 275084-th square number.

It is an amenable number.

75671207056 is a deficient number, since it is larger than the sum of its proper divisors (70943888547).

75671207056 is an frugal number, since it uses more digits than its factorization.

75671207056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137550 (or 68773 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 46.

The spelling of 75671207056 in words is "seventy-five billion, six hundred seventy-one million, two hundred seven thousand, fifty-six".