516265515 has 16 divisors (see below), whose sum is σ = 917805600. Its totient is φ = 275341536.

The previous prime is 516265513. The next prime is 516265577. The reversal of 516265515 is 515562615.

It is not a de Polignac number, because 516265515 - 2¹ = 516265513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516265515.

It is not an unprimeable number, because it can be changed into a prime (516265513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1911960 + ... + 1912229.

It is an arithmetic number, because the mean of its divisors is an integer number (57362850).

Almost surely, 2^516265515 is an apocalyptic number.

516265515 is a deficient number, since it is larger than the sum of its proper divisors (401540085).

516265515 is a wasteful number, since it uses less digits than its factorization.

516265515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824203 (or 3824197 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The square root of 516265515 is about 22721.4769546348. The cubic root of 516265515 is about 802.2154812854.

The spelling of 516265515 in words is "five hundred sixteen million, two hundred sixty-five thousand, five hundred fifteen".