1849745801068 has 12 divisors (see below), whose sum is σ = 3531332893032. Its totient is φ = 840793545920.

The previous prime is 1849745801053. The next prime is 1849745801081. The reversal of 1849745801068 is 8601085479481.

It is a junction number, because it is equal to n+sod(n) for n = 1849745800997 and 1849745801015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21019838605 + ... + 21019838692.

It is an arithmetic number, because the mean of its divisors is an integer number (294277741086).

Almost surely, 2^{1849745801068} is an apocalyptic number.

It is an amenable number.

1849745801068 is a deficient number, since it is larger than the sum of its proper divisors (1681587091964).

1849745801068 is a wasteful number, since it uses less digits than its factorization.

1849745801068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42039677312 (or 42039677310 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 61.

The spelling of 1849745801068 in words is "one trillion, eight hundred forty-nine billion, seven hundred forty-five million, eight hundred one thousand, sixty-eight".