75360171131661 has 8 divisors (see below), whose sum is σ = 108209476496800. Its totient is φ = 46375489927152.

The previous prime is 75360171131647. The next prime is 75360171131711. The reversal of 75360171131661 is 16613117106357.

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

It is not a de Polignac number, because 75360171131661 - 2¹⁰ = 75360171130637 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 75360171131661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75360171135661) 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 7 ways as a sum of consecutive naturals, for example, 966156040111 + ... + 966156040188.

It is an arithmetic number, because the mean of its divisors is an integer number (13526184562100).

Almost surely, 2^{75360171131661} is an apocalyptic number.

It is an amenable number.

75360171131661 is a deficient number, since it is larger than the sum of its proper divisors (32849305365139).

75360171131661 is a wasteful number, since it uses less digits than its factorization.

75360171131661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932312080315.

The product of its (nonzero) digits is 476280, while the sum is 48.

The spelling of 75360171131661 in words is "seventy-five trillion, three hundred sixty billion, one hundred seventy-one million, one hundred thirty-one thousand, six hundred sixty-one".