75517435068 has 12 divisors (see below), whose sum is σ = 176207348520. Its totient is φ = 25172478352.

The previous prime is 75517435033. The next prime is 75517435069. The reversal of 75517435068 is 86053471557.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 75517435068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75517435069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3146559783 + ... + 3146559806.

It is an arithmetic number, because the mean of its divisors is an integer number (14683945710).

Almost surely, 2^75517435068 is an apocalyptic number.

It is an amenable number.

75517435068 is an abundant number, since it is smaller than the sum of its proper divisors (100689913452).

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

75517435068 is a wasteful number, since it uses less digits than its factorization.

75517435068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6293119596 (or 6293119594 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 75517435068 in words is "seventy-five billion, five hundred seventeen million, four hundred thirty-five thousand, sixty-eight".