75247306568 has 16 divisors (see below), whose sum is σ = 161244228480. Its totient is φ = 32248845648.

The previous prime is 75247306513. The next prime is 75247306573. The reversal of 75247306568 is 86560374257.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671850896 + ... + 671851007.

It is an arithmetic number, because the mean of its divisors is an integer number (10077764280).

Almost surely, 2^75247306568 is an apocalyptic number.

It is an amenable number.

75247306568 is an abundant number, since it is smaller than the sum of its proper divisors (85996921912).

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

75247306568 is a wasteful number, since it uses less digits than its factorization.

75247306568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343701916 (or 1343701912 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 53.

The spelling of 75247306568 in words is "seventy-five billion, two hundred forty-seven million, three hundred six thousand, five hundred sixty-eight".