516353913 has 8 divisors (see below), whose sum is σ = 764968800. Its totient is φ = 344235924.

The previous prime is 516353879. The next prime is 516353917. The reversal of 516353913 is 319353615.

516353913 is a `hidden beast` number, since 5 + 1 + 635 + 3 + 9 + 13 = 666.

It is not a de Polignac number, because 516353913 - 2¹² = 516349817 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (516353917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9562083 + ... + 9562136.

It is an arithmetic number, because the mean of its divisors is an integer number (95621100).

Almost surely, 2^516353913 is an apocalyptic number.

It is an amenable number.

516353913 is a deficient number, since it is larger than the sum of its proper divisors (248614887).

516353913 is a wasteful number, since it uses less digits than its factorization.

516353913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19124228 (or 19124222 counting only the distinct ones).

The product of its digits is 36450, while the sum is 36.

The square root of 516353913 is about 22723.4221234391. The cubic root of 516353913 is about 802.2612653474.

The spelling of 516353913 in words is "five hundred sixteen million, three hundred fifty-three thousand, nine hundred thirteen".