75755946020 has 12 divisors (see below), whose sum is σ = 159087486684. Its totient is φ = 30302378400.

The previous prime is 75755945981. The next prime is 75755946043. The reversal of 75755946020 is 2064955757.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46400606464 + 29355339556 = 215408^2 + 171334^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 75755946020.

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 3 ways as a sum of consecutive naturals, for example, 1893898631 + ... + 1893898670.

It is an arithmetic number, because the mean of its divisors is an integer number (13257290557).

Almost surely, 2^75755946020 is an apocalyptic number.

It is an amenable number.

75755946020 is an abundant number, since it is smaller than the sum of its proper divisors (83331540664).

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

75755946020 is a wasteful number, since it uses less digits than its factorization.

75755946020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3787797310 (or 3787797308 counting only the distinct ones).

The product of its (nonzero) digits is 2646000, while the sum is 50.

It can be divided in two parts, 7575 and 5946020, that added together give a palindrome (5953595).

The spelling of 75755946020 in words is "seventy-five billion, seven hundred fifty-five million, nine hundred forty-six thousand, twenty".