75711473315209 has 8 divisors (see below), whose sum is σ = 81549689740640. Its totient is φ = 70058597093856.

The previous prime is 75711473315173. The next prime is 75711473315221. The reversal of 75711473315209 is 90251337411757.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75711473315209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75711473315209.

It is not an unprimeable number, because it can be changed into a prime (75711473313209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46335050172 + ... + 46335051805.

It is an arithmetic number, because the mean of its divisors is an integer number (10193711217580).

Almost surely, 2^{75711473315209} is an apocalyptic number.

It is an amenable number.

75711473315209 is a deficient number, since it is larger than the sum of its proper divisors (5838216425431).

75711473315209 is a wasteful number, since it uses less digits than its factorization.

75711473315209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92670102039.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The spelling of 75711473315209 in words is "seventy-five trillion, seven hundred eleven billion, four hundred seventy-three million, three hundred fifteen thousand, two hundred nine".