516416145 has 24 divisors (see below), whose sum is σ = 961167744. Its totient is φ = 236075616.

The previous prime is 516416129. The next prime is 516416149. The reversal of 516416145 is 541614615.

It is not a de Polignac number, because 516416145 - 2⁴ = 516416129 is a prime.

It is a super-2 number, since 2×516416145² = 533371269633322050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (516416149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350569 + ... + 352038.

It is an arithmetic number, because the mean of its divisors is an integer number (40048656).

Almost surely, 2^516416145 is an apocalyptic number.

It is an amenable number.

516416145 is a deficient number, since it is larger than the sum of its proper divisors (444751599).

516416145 is a wasteful number, since it uses less digits than its factorization.

516416145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702629 (or 702622 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 516416145 is about 22724.7914181847. The cubic root of 516416145 is about 802.2934940935.

The spelling of 516416145 in words is "five hundred sixteen million, four hundred sixteen thousand, one hundred forty-five".