516505556105 has 32 divisors (see below), whose sum is σ = 772912309248. Its totient is φ = 321908184000.

The previous prime is 516505556071. The next prime is 516505556113. The reversal of 516505556105 is 501655505615.

It is not a de Polignac number, because 516505556105 - 2¹⁶ = 516505490569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1676330 + ... + 1960380.

It is an arithmetic number, because the mean of its divisors is an integer number (24153509664).

Almost surely, 2^516505556105 is an apocalyptic number.

516505556105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

516505556105 is a deficient number, since it is larger than the sum of its proper divisors (256406753143).

516505556105 is a wasteful number, since it uses less digits than its factorization.

516505556105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288797.

The product of its (nonzero) digits is 562500, while the sum is 44.

The spelling of 516505556105 in words is "five hundred sixteen billion, five hundred five million, five hundred fifty-six thousand, one hundred five".