516141985 has 8 divisors (see below), whose sum is σ = 619536960. Its totient is φ = 412802544.

The previous prime is 516141979. The next prime is 516142013. The reversal of 516141985 is 589141615.

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

It is a cyclic number.

It is not a de Polignac number, because 516141985 - 2⁹ = 516141473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10446 + ... + 33784.

It is an arithmetic number, because the mean of its divisors is an integer number (77442120).

Almost surely, 2^516141985 is an apocalyptic number.

It is an amenable number.

516141985 is a deficient number, since it is larger than the sum of its proper divisors (103394975).

516141985 is a wasteful number, since it uses less digits than its factorization.

516141985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27767.

The product of its digits is 43200, while the sum is 40.

The square root of 516141985 is about 22718.7584387880. The cubic root of 516141985 is about 802.1514925171.

The spelling of 516141985 in words is "five hundred sixteen million, one hundred forty-one thousand, nine hundred eighty-five".