516351745 has 64 divisors (see below), whose sum is σ = 792529920. Its totient is φ = 314265600.

The previous prime is 516351743. The next prime is 516351749. The reversal of 516351745 is 547153615.

It is not a de Polignac number, because 516351745 - 2¹ = 516351743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516351743) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1660140 + ... + 1660450.

It is an arithmetic number, because the mean of its divisors is an integer number (12383280).

Almost surely, 2^516351745 is an apocalyptic number.

It is an amenable number.

516351745 is a deficient number, since it is larger than the sum of its proper divisors (276178175).

516351745 is a wasteful number, since it uses less digits than its factorization.

516351745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466.

The product of its digits is 63000, while the sum is 37.

The square root of 516351745 is about 22723.3744193067. The cubic root of 516351745 is about 802.2601425356.

The spelling of 516351745 in words is "five hundred sixteen million, three hundred fifty-one thousand, seven hundred forty-five".