4044550164 has 12 divisors (see below), whose sum is σ = 9437283744. Its totient is φ = 1348183384.

The previous prime is 4044550091. The next prime is 4044550187. The reversal of 4044550164 is 4610554404.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4044550164² = 32716772058224853792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168522912 + ... + 168522935.

It is an arithmetic number, because the mean of its divisors is an integer number (786440312).

Almost surely, 2^4044550164 is an apocalyptic number.

It is an amenable number.

4044550164 is an abundant number, since it is smaller than the sum of its proper divisors (5392733580).

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

4044550164 is a wasteful number, since it uses less digits than its factorization.

4044550164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337045854 (or 337045852 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 4044550164 is about 63596.7779372509. Note that the first 3 decimals coincide. The cubic root of 4044550164 is about 1593.2725556823.

It can be divided in two parts, 40445 and 50164, that added together give a palindrome (90609).

The spelling of 4044550164 in words is "four billion, forty-four million, five hundred fifty thousand, one hundred sixty-four".