516063745 has 4 divisors (see below), whose sum is σ = 619276500. Its totient is φ = 412850992.

The previous prime is 516063707. The next prime is 516063749. The reversal of 516063745 is 547360615.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181063936 + 334999809 = 13456^2 + 18303^2 .

It is a cyclic number.

It is not a de Polignac number, because 516063745 - 2¹⁷ = 515932673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516063749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51606370 + ... + 51606379.

It is an arithmetic number, because the mean of its divisors is an integer number (154819125).

Almost surely, 2^516063745 is an apocalyptic number.

It is an amenable number.

516063745 is a deficient number, since it is larger than the sum of its proper divisors (103212755).

516063745 is a wasteful number, since it uses less digits than its factorization.

516063745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103212754.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 516063745 is about 22717.0364484455. The cubic root of 516063745 is about 802.1109587712.

The spelling of 516063745 in words is "five hundred sixteen million, sixty-three thousand, seven hundred forty-five".