544401015164 has 12 divisors (see below), whose sum is σ = 952707222600. Its totient is φ = 272198951568.

The previous prime is 544401015157. The next prime is 544401015167. The reversal of 544401015164 is 461510104445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544401015167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 806282 + ... + 1318670.

It is an arithmetic number, because the mean of its divisors is an integer number (79392268550).

Almost surely, 2^544401015164 is an apocalyptic number.

It is an amenable number.

544401015164 is a deficient number, since it is larger than the sum of its proper divisors (408306207436).

544401015164 is a wasteful number, since it uses less digits than its factorization.

544401015164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778012 (or 778010 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 544401015164 in words is "five hundred forty-four billion, four hundred one million, fifteen thousand, one hundred sixty-four".