75011428012 has 12 divisors (see below), whose sum is σ = 131273175880. Its totient is φ = 37504806336.

The previous prime is 75011428007. The next prime is 75011428021. The reversal of 75011428012 is 21082411057.

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 3 ways as a sum of consecutive naturals, for example, 20013 + ... + 387844.

Almost surely, 2^75011428012 is an apocalyptic number.

It is an amenable number.

75011428012 is a deficient number, since it is larger than the sum of its proper divisors (56261747868).

75011428012 is a wasteful number, since it uses less digits than its factorization.

75011428012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453840 (or 453838 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

Adding to 75011428012 its reverse (21082411057), we get a palindrome (96093839069).

The spelling of 75011428012 in words is "seventy-five billion, eleven million, four hundred twenty-eight thousand, twelve".