418508582273 has 2 divisors, whose sum is σ = 418508582274. Its totient is φ = 418508582272.

The previous prime is 418508582263. The next prime is 418508582333. The reversal of 418508582273 is 372285805814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 393992225344 + 24516356929 = 627688^2 + 156577^2 .

It is a cyclic number.

It is not a de Polignac number, because 418508582273 - 2¹⁶ = 418508516737 is a prime.

It is not a weakly prime, because it can be changed into another prime (418508582213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209254291136 + 209254291137.

It is an arithmetic number, because the mean of its divisors is an integer number (209254291137).

Almost surely, 2^418508582273 is an apocalyptic number.

It is an amenable number.

418508582273 is a deficient number, since it is larger than the sum of its proper divisors (1).

418508582273 is an equidigital number, since it uses as much as digits as its factorization.

418508582273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4300800, while the sum is 53.

The spelling of 418508582273 in words is "four hundred eighteen billion, five hundred eight million, five hundred eighty-two thousand, two hundred seventy-three".