75693758145 has 16 divisors (see below), whose sum is σ = 121153691520. Its totient is φ = 40355444864.

The previous prime is 75693758137. The next prime is 75693758167. The reversal of 75693758145 is 54185739657.

It is a cyclic number.

It is not a de Polignac number, because 75693758145 - 2³ = 75693758137 is a prime.

It is a super-3 number, since 3×75693758145³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 15 ways as a sum of consecutive naturals, for example, 866925 + ... + 950234.

It is an arithmetic number, because the mean of its divisors is an integer number (7572105720).

Almost surely, 2^75693758145 is an apocalyptic number.

It is an amenable number.

75693758145 is a deficient number, since it is larger than the sum of its proper divisors (45459933375).

75693758145 is a wasteful number, since it uses less digits than its factorization.

75693758145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819944.

The product of its digits is 31752000, while the sum is 60.

The spelling of 75693758145 in words is "seventy-five billion, six hundred ninety-three million, seven hundred fifty-eight thousand, one hundred forty-five".