844780226180 has 24 divisors (see below), whose sum is σ = 1935314700480. Its totient is φ = 307192809440.

The previous prime is 844780226179. The next prime is 844780226197. The reversal of 844780226180 is 81622087448.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1919954840 + ... + 1919955279.

It is an arithmetic number, because the mean of its divisors is an integer number (80638112520).

Almost surely, 2^844780226180 is an apocalyptic number.

It is an amenable number.

844780226180 is an abundant number, since it is smaller than the sum of its proper divisors (1090534474300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

844780226180 is a wasteful number, since it uses less digits than its factorization.

844780226180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839910139 (or 3839910137 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 50.

The spelling of 844780226180 in words is "eight hundred forty-four billion, seven hundred eighty million, two hundred twenty-six thousand, one hundred eighty".