844272995364 has 36 divisors (see below), whose sum is σ = 2135383433820. Its totient is φ = 281259639360.

The previous prime is 844272995329. The next prime is 844272995369. The reversal of 844272995364 is 463599272448.

844272995364 is a `hidden beast` number, since 8 + 4 + 4 + 2 + 7 + 2 + 99 + 536 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 420432934464 + 423840060900 = 648408^2 + 651030^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (844272995369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6799807 + ... + 6922854.

It is an arithmetic number, because the mean of its divisors is an integer number (59316206495).

Almost surely, 2^844272995364 is an apocalyptic number.

It is an amenable number.

844272995364 is an abundant number, since it is smaller than the sum of its proper divisors (1291110438456).

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

844272995364 is a wasteful number, since it uses less digits than its factorization.

844272995364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724380 (or 13724375 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 63.

The spelling of 844272995364 in words is "eight hundred forty-four billion, two hundred seventy-two million, nine hundred ninety-five thousand, three hundred sixty-four".