1849397344268 has 24 divisors (see below), whose sum is σ = 3244724324352. Its totient is φ = 922336267664.

The previous prime is 1849397344261. The next prime is 1849397344273. The reversal of 1849397344268 is 8624437939481.

It is a happy number.

It is a super-3 number, since 3×1849397344268³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1849397344198 and 1849397344207.

It is not an unprimeable number, because it can be changed into a prime (1849397344261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2081621 + ... + 2834067.

It is an arithmetic number, because the mean of its divisors is an integer number (135196846848).

Almost surely, 2^{1849397344268} is an apocalyptic number.

It is an amenable number.

1849397344268 is a deficient number, since it is larger than the sum of its proper divisors (1395326980084).

1849397344268 is a wasteful number, since it uses less digits than its factorization.

1849397344268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754021 (or 754019 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 68.

The spelling of 1849397344268 in words is "one trillion, eight hundred forty-nine billion, three hundred ninety-seven million, three hundred forty-four thousand, two hundred sixty-eight".