516089487025201 has 4 divisors (see below), whose sum is σ = 516391470342900. Its totient is φ = 515787503707504.

The previous prime is 516089487025171. The next prime is 516089487025223. The reversal of 516089487025201 is 102520784980615.

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

It can be written as a sum of positive squares in 2 ways, for example, as 236386473768225 + 279703013256976 = 15374865^2 + 16724324^2 .

It is a cyclic number.

It is not a de Polignac number, because 516089487025201 - 2⁹ = 516089487024689 is a prime.

It is a super-2 number, since 2×516089487025201² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516089487025291) 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, 150991656286 + ... + 150991659703.

It is an arithmetic number, because the mean of its divisors is an integer number (129097867585725).

Almost surely, 2^{516089487025201} is an apocalyptic number.

It is an amenable number.

516089487025201 is a deficient number, since it is larger than the sum of its proper divisors (301983317699).

516089487025201 is a wasteful number, since it uses less digits than its factorization.

516089487025201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301983317698.

The product of its (nonzero) digits is 9676800, while the sum is 58.

The spelling of 516089487025201 in words is "five hundred sixteen trillion, eighty-nine billion, four hundred eighty-seven million, twenty-five thousand, two hundred one".