1684854465263 has 2 divisors, whose sum is σ = 1684854465264. Its totient is φ = 1684854465262.

The previous prime is 1684854465211. The next prime is 1684854465313. The reversal of 1684854465263 is 3625644584861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1684854465263 - 2¹⁰ = 1684854464239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1684854465196 and 1684854465205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1684854465163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 842427232631 + 842427232632.

It is an arithmetic number, because the mean of its divisors is an integer number (842427232632).

Almost surely, 2^{1684854465263} is an apocalyptic number.

1684854465263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1684854465263 is an equidigital number, since it uses as much as digits as its factorization.

1684854465263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 132710400, while the sum is 62.

The spelling of 1684854465263 in words is "one trillion, six hundred eighty-four billion, eight hundred fifty-four million, four hundred sixty-five thousand, two hundred sixty-three".