4044553164 has 36 divisors (see below), whose sum is σ = 10825129224. Its totient is φ = 1268879232.

The previous prime is 4044553159. The next prime is 4044553169. The reversal of 4044553164 is 4613554404.

4044553164 is a `hidden beast` number, since 4 + 0 + 44 + 553 + 1 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (4044553159) and next prime (4044553169).

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4044553169) 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, 3303762 + ... + 3304985.

It is an arithmetic number, because the mean of its divisors is an integer number (300698034).

Almost surely, 2^4044553164 is an apocalyptic number.

It is an amenable number.

4044553164 is an abundant number, since it is smaller than the sum of its proper divisors (6780576060).

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

4044553164 is a wasteful number, since it uses less digits than its factorization.

4044553164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6608774 (or 6608769 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 4044553164 is about 63596.8015233471. The cubic root of 4044553164 is about 1593.2729496129.

The spelling of 4044553164 in words is "four billion, forty-four million, five hundred fifty-three thousand, one hundred sixty-four".