516320402643 has 6 divisors (see below), whose sum is σ = 745796137164. Its totient is φ = 344213601756.

The previous prime is 516320402603. The next prime is 516320402699. The reversal of 516320402643 is 346204023615.

516320402643 is a `hidden beast` number, since 5 + 1 + 6 + 3 + 2 + 0 + 4 + 0 + 2 + 643 = 666.

It is not a de Polignac number, because 516320402643 - 2¹³ = 516320394451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 516320402598 and 516320402607.

It is not an unprimeable number, because it can be changed into a prime (516320402603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28684466805 + ... + 28684466822.

It is an arithmetic number, because the mean of its divisors is an integer number (124299356194).

Almost surely, 2^516320402643 is an apocalyptic number.

516320402643 is a deficient number, since it is larger than the sum of its proper divisors (229475734521).

516320402643 is a wasteful number, since it uses less digits than its factorization.

516320402643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57368933633 (or 57368933630 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 516320402643 in words is "five hundred sixteen billion, three hundred twenty million, four hundred two thousand, six hundred forty-three".