516144341612505 has 16 divisors (see below), whose sum is σ = 827223578881920. Its totient is φ = 274812771426048.

The previous prime is 516144341612489. The next prime is 516144341612509. The reversal of 516144341612505 is 505216143441615.

It is not a de Polignac number, because 516144341612505 - 2⁴ = 516144341612489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516144341612509) 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, 29013163765 + ... + 29013181554.

It is an arithmetic number, because the mean of its divisors is an integer number (51701473680120).

Almost surely, 2^{516144341612505} is an apocalyptic number.

It is an amenable number.

516144341612505 is a deficient number, since it is larger than the sum of its proper divisors (311079237269415).

516144341612505 is a wasteful number, since it uses less digits than its factorization.

516144341612505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58026345920.

The product of its (nonzero) digits is 1728000, while the sum is 48.

The spelling of 516144341612505 in words is "five hundred sixteen trillion, one hundred forty-four billion, three hundred forty-one million, six hundred twelve thousand, five hundred five".