516066719 has 4 divisors (see below), whose sum is σ = 589790544. Its totient is φ = 442342896.

The previous prime is 516066679. The next prime is 516066731. The reversal of 516066719 is 917660615.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 917660615 = 5 ⋅183532123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516066719 is a prime.

It is a super-2 number, since 2×516066719² = 532649716918849922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516066769) 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 3 ways as a sum of consecutive naturals, for example, 36861902 + ... + 36861915.

It is an arithmetic number, because the mean of its divisors is an integer number (147447636).

Almost surely, 2^516066719 is an apocalyptic number.

516066719 is a deficient number, since it is larger than the sum of its proper divisors (73723825).

516066719 is an equidigital number, since it uses as much as digits as its factorization.

516066719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73723824.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 516066719 is about 22717.1019058330. The cubic root of 516066719 is about 802.1124995843.

The spelling of 516066719 in words is "five hundred sixteen million, sixty-six thousand, seven hundred nineteen".