75575140068 has 24 divisors (see below), whose sum is σ = 176621475520. Its totient is φ = 25151787360.

The previous prime is 75575140057. The next prime is 75575140093. The reversal of 75575140068 is 86004157557.

It is a junction number, because it is equal to n+sod(n) for n = 75575139999 and 75575140026.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4982863 + ... + 4998006.

Almost surely, 2^75575140068 is an apocalyptic number.

It is an amenable number.

75575140068 is an abundant number, since it is smaller than the sum of its proper divisors (101046335452).

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

75575140068 is a wasteful number, since it uses less digits than its factorization.

75575140068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9981507 (or 9981505 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 48.

The spelling of 75575140068 in words is "seventy-five billion, five hundred seventy-five million, one hundred forty thousand, sixty-eight".