75505300028 has 24 divisors (see below), whose sum is σ = 133462262304. Its totient is φ = 37373336000.

The previous prime is 75505300007. The next prime is 75505300051. The reversal of 75505300028 is 82000350557.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4771826 + ... + 4787622.

It is an arithmetic number, because the mean of its divisors is an integer number (5560927596).

Almost surely, 2^75505300028 is an apocalyptic number.

It is an amenable number.

75505300028 is a deficient number, since it is larger than the sum of its proper divisors (57956962276).

75505300028 is a wasteful number, since it uses less digits than its factorization.

75505300028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27733 (or 27731 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 75505300028 in words is "seventy-five billion, five hundred five million, three hundred thousand, twenty-eight".