1834183768321 has 4 divisors (see below), whose sum is σ = 1897431484500. Its totient is φ = 1770936052144.

The previous prime is 1834183768243. The next prime is 1834183768327. The reversal of 1834183768321 is 1238673814381.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1054431191025 + 779752577296 = 1026855^2 + 883036^2 .

It is a cyclic number.

It is not a de Polignac number, because 1834183768321 - 2¹¹ = 1834183766273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1834183768327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31623858046 + ... + 31623858103.

It is an arithmetic number, because the mean of its divisors is an integer number (474357871125).

Almost surely, 2^{1834183768321} is an apocalyptic number.

It is an amenable number.

1834183768321 is a deficient number, since it is larger than the sum of its proper divisors (63247716179).

1834183768321 is an equidigital number, since it uses as much as digits as its factorization.

1834183768321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63247716178.

The product of its digits is 4644864, while the sum is 55.

The spelling of 1834183768321 in words is "one trillion, eight hundred thirty-four billion, one hundred eighty-three million, seven hundred sixty-eight thousand, three hundred twenty-one".