75646885612 has 12 divisors (see below), whose sum is σ = 132384091896. Its totient is φ = 37822859360.

The previous prime is 75646885591. The next prime is 75646885669. The reversal of 75646885612 is 21658864657.

It is a happy number.

It is a super-2 number, since 2×75646885612² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291723 + ... + 486205.

It is an arithmetic number, because the mean of its divisors is an integer number (11032007658).

Almost surely, 2^75646885612 is an apocalyptic number.

It is an amenable number.

75646885612 is a deficient number, since it is larger than the sum of its proper divisors (56737206284).

75646885612 is a wasteful number, since it uses less digits than its factorization.

75646885612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291728 (or 291726 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 58.

The spelling of 75646885612 in words is "seventy-five billion, six hundred forty-six million, eight hundred eighty-five thousand, six hundred twelve".