75746277772 has 12 divisors (see below), whose sum is σ = 144606530376. Its totient is φ = 34430126240.

The previous prime is 75746277751. The next prime is 75746277779. The reversal of 75746277772 is 27777264757.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 75746277772.

It is not an unprimeable number, because it can be changed into a prime (75746277779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860753113 + ... + 860753200.

It is an arithmetic number, because the mean of its divisors is an integer number (12050544198).

Almost surely, 2^75746277772 is an apocalyptic number.

It is an amenable number.

75746277772 is a deficient number, since it is larger than the sum of its proper divisors (68860252604).

75746277772 is a wasteful number, since it uses less digits than its factorization.

75746277772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721506328 (or 1721506326 counting only the distinct ones).

The product of its digits is 56471520, while the sum is 61.

The spelling of 75746277772 in words is "seventy-five billion, seven hundred forty-six million, two hundred seventy-seven thousand, seven hundred seventy-two".