575531656559987 has 4 divisors (see below), whose sum is σ = 575537319838296. Its totient is φ = 575525993281680.

The previous prime is 575531656559983. The next prime is 575531656560011. The reversal of 575531656559987 is 789955656135575.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 575531656559987 - 2² = 575531656559983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 575531656559899 and 575531656559908.

It is not an unprimeable number, because it can be changed into a prime (575531656559983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831486714 + ... + 2831689967.

It is an arithmetic number, because the mean of its divisors is an integer number (143884329959574).

Almost surely, 2^{575531656559987} is an apocalyptic number.

575531656559987 is a deficient number, since it is larger than the sum of its proper divisors (5663278309).

575531656559987 is a wasteful number, since it uses less digits than its factorization.

575531656559987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663278308.

The product of its digits is 53581500000, while the sum is 86.

The spelling of 575531656559987 in words is "five hundred seventy-five trillion, five hundred thirty-one billion, six hundred fifty-six million, five hundred fifty-nine thousand, nine hundred eighty-seven".