516469999 has 4 divisors (see below), whose sum is σ = 516789064. Its totient is φ = 516150936.

The previous prime is 516469997. The next prime is 516470023. The reversal of 516469999 is 999964615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 516469999 - 2¹ = 516469997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516469997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157092 + ... + 160345.

It is an arithmetic number, because the mean of its divisors is an integer number (129197266).

Almost surely, 2^516469999 is an apocalyptic number.

516469999 is a deficient number, since it is larger than the sum of its proper divisors (319065).

516469999 is a wasteful number, since it uses less digits than its factorization.

516469999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319064.

The product of its digits is 4723920, while the sum is 58.

The square root of 516469999 is about 22725.9763046607. The cubic root of 516469999 is about 802.3213819461.

The spelling of 516469999 in words is "five hundred sixteen million, four hundred sixty-nine thousand, nine hundred ninety-nine".