1849461881363 has 6 divisors (see below), whose sum is σ = 1857629870724. Its totient is φ = 1841294072756.

The previous prime is 1849461881291. The next prime is 1849461881369. The reversal of 1849461881363 is 3631881649481.

It is not a de Polignac number, because 1849461881363 - 2²⁶ = 1849394772499 is a prime.

It is a super-2 number, since 2×1849461881363² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1849461881296 and 1849461881305.

It is not an unprimeable number, because it can be changed into a prime (1849461881369) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20444570 + ... + 20534832.

It is an arithmetic number, because the mean of its divisors is an integer number (309604978454).

Almost surely, 2^{1849461881363} is an apocalyptic number.

1849461881363 is a deficient number, since it is larger than the sum of its proper divisors (8167989361).

1849461881363 is an frugal number, since it uses more digits than its factorization.

1849461881363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180753 (or 90490 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 62.

The spelling of 1849461881363 in words is "one trillion, eight hundred forty-nine billion, four hundred sixty-one million, eight hundred eighty-one thousand, three hundred sixty-three".