417873819373 has 2 divisors, whose sum is σ = 417873819374. Its totient is φ = 417873819372.

The previous prime is 417873819329. The next prime is 417873819379. The reversal of 417873819373 is 373918378714.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401877387844 + 15996431529 = 633938^2 + 126477^2 .

It is a cyclic number.

It is not a de Polignac number, because 417873819373 - 2¹⁷ = 417873688301 is a prime.

It is a super-2 number, since 2×417873819373² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (417873819379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208936909686 + 208936909687.

It is an arithmetic number, because the mean of its divisors is an integer number (208936909687).

Almost surely, 2^417873819373 is an apocalyptic number.

It is an amenable number.

417873819373 is a deficient number, since it is larger than the sum of its proper divisors (1).

417873819373 is an equidigital number, since it uses as much as digits as its factorization.

417873819373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21337344, while the sum is 61.

The spelling of 417873819373 in words is "four hundred seventeen billion, eight hundred seventy-three million, eight hundred nineteen thousand, three hundred seventy-three".