1845472900844 has 24 divisors (see below), whose sum is σ = 3399835454400. Its totient is φ = 874099345680.

The previous prime is 1845472900841. The next prime is 1845472900861. The reversal of 1845472900844 is 4480092745481.

It is a self number, because there is not a number n which added to its sum of digits gives 1845472900844.

It is not an unprimeable number, because it can be changed into a prime (1845472900841) 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, 66254 + ... + 1922325.

It is an arithmetic number, because the mean of its divisors is an integer number (141659810600).

Almost surely, 2^{1845472900844} is an apocalyptic number.

It is an amenable number.

1845472900844 is a deficient number, since it is larger than the sum of its proper divisors (1554362553556).

1845472900844 is a wasteful number, since it uses less digits than its factorization.

1845472900844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000813 (or 2000811 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 56.

The spelling of 1845472900844 in words is "one trillion, eight hundred forty-five billion, four hundred seventy-two million, nine hundred thousand, eight hundred forty-four".