520136346165347 has 2 divisors, whose sum is σ = 520136346165348. Its totient is φ = 520136346165346.

The previous prime is 520136346165329. The next prime is 520136346165431. The reversal of 520136346165347 is 743561643631025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520136346165347 - 2¹⁸ = 520136345903203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520136346165292 and 520136346165301.

It is not a weakly prime, because it can be changed into another prime (520136346165547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260068173082673 + 260068173082674.

It is an arithmetic number, because the mean of its divisors is an integer number (260068173082674).

Almost surely, 2^{520136346165347} is an apocalyptic number.

520136346165347 is a deficient number, since it is larger than the sum of its proper divisors (1).

520136346165347 is an equidigital number, since it uses as much as digits as its factorization.

520136346165347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32659200, while the sum is 56.

The spelling of 520136346165347 in words is "five hundred twenty trillion, one hundred thirty-six billion, three hundred forty-six million, one hundred sixty-five thousand, three hundred forty-seven".