75816328368 has 80 divisors (see below), whose sum is σ = 224909712000. Its totient is φ = 21765450240.

The previous prime is 75816328351. The next prime is 75816328411. The reversal of 75816328368 is 86382361857.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3768693 + ... + 3788756.

It is an arithmetic number, because the mean of its divisors is an integer number (2811371400).

Almost surely, 2^75816328368 is an apocalyptic number.

It is an amenable number.

75816328368 is an abundant number, since it is smaller than the sum of its proper divisors (149093383632).

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

75816328368 is a wasteful number, since it uses less digits than its factorization.

75816328368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557490 (or 7557484 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 75816328368 in words is "seventy-five billion, eight hundred sixteen million, three hundred twenty-eight thousand, three hundred sixty-eight".