516907465 has 4 divisors (see below), whose sum is σ = 620288964. Its totient is φ = 413525968.

The previous prime is 516907421. The next prime is 516907493. The reversal of 516907465 is 564709615.

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 83393424 + 433514041 = 9132^2 + 20821^2 .

It is a cyclic number.

It is not a de Polignac number, because 516907465 - 2⁷ = 516907337 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 51690742 + ... + 51690751.

It is an arithmetic number, because the mean of its divisors is an integer number (155072241).

Almost surely, 2^516907465 is an apocalyptic number.

It is an amenable number.

516907465 is a deficient number, since it is larger than the sum of its proper divisors (103381499).

516907465 is a wasteful number, since it uses less digits than its factorization.

516907465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103381498.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 516907465 is about 22735.5990684213. The cubic root of 516907465 is about 802.5478483260.

The spelling of 516907465 in words is "five hundred sixteen million, nine hundred seven thousand, four hundred sixty-five".