516555495 has 16 divisors (see below), whose sum is σ = 918321120. Its totient is φ = 275496192.

The previous prime is 516555491. The next prime is 516555497. The reversal of 516555495 is 594555615.

516555495 is a `hidden beast` number, since 5 + 1 + 6 + 5 + 554 + 95 = 666.

It is not a de Polignac number, because 516555495 - 2² = 516555491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 516555495.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516555491) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1913034 + ... + 1913303.

It is an arithmetic number, because the mean of its divisors is an integer number (57395070).

Almost surely, 2^516555495 is an apocalyptic number.

516555495 is a deficient number, since it is larger than the sum of its proper divisors (401765625).

516555495 is a wasteful number, since it uses less digits than its factorization.

516555495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3826351 (or 3826345 counting only the distinct ones).

The product of its digits is 675000, while the sum is 45.

The square root of 516555495 is about 22727.8572461198. The cubic root of 516555495 is about 802.3656513676.

The spelling of 516555495 in words is "five hundred sixteen million, five hundred fifty-five thousand, four hundred ninety-five".