516464615 has 8 divisors (see below), whose sum is σ = 634170768. Its totient is φ = 403562880.

The previous prime is 516464603. The next prime is 516464617.

It is a happy number.

516464615 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 516464615 - 2⁶ = 516464551 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 (516464617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200866 + ... + 1201295.

It is an arithmetic number, because the mean of its divisors is an integer number (79271346).

Almost surely, 2^516464615 is an apocalyptic number.

516464615 is a deficient number, since it is larger than the sum of its proper divisors (117706153).

516464615 is a wasteful number, since it uses less digits than its factorization.

516464615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402209.

The product of its digits is 86400, while the sum is 38.

The square root of 516464615 is about 22725.8578495950. The cubic root of 516464615 is about 802.3185939731.

The spelling of 516464615 in words is "five hundred sixteen million, four hundred sixty-four thousand, six hundred fifteen".