516091316 has 48 divisors (see below), whose sum is σ = 996081408. Its totient is φ = 232502400.

The previous prime is 516091309. The next prime is 516091327. The reversal of 516091316 is 613190615.

It is a happy number.

It is a super-2 number, since 2×516091316² = 532700492901223712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 746531 + ... + 747221.

It is an arithmetic number, because the mean of its divisors is an integer number (20751696).

Almost surely, 2^516091316 is an apocalyptic number.

It is an amenable number.

516091316 is a deficient number, since it is larger than the sum of its proper divisors (479990092).

516091316 is a wasteful number, since it uses less digits than its factorization.

516091316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 516091316 is about 22717.6432756569. The cubic root of 516091316 is about 802.1252429286.

It can be divided in two parts, 51609 and 1316, that added together give a palindrome (52925).

The spelling of 516091316 in words is "five hundred sixteen million, ninety-one thousand, three hundred sixteen".