544455044 has 48 divisors (see below), whose sum is σ = 1114068480. Its totient is φ = 228009600.

The previous prime is 544455001. The next prime is 544455091. The reversal of 544455044 is 440554445.

It is a junction number, because it is equal to n+sod(n) for n = 544454995 and 544455013.

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 15 ways as a sum of consecutive naturals, for example, 222194 + ... + 224630.

It is an arithmetic number, because the mean of its divisors is an integer number (23209760).

Almost surely, 2^544455044 is an apocalyptic number.

It is an amenable number.

544455044 is an abundant number, since it is smaller than the sum of its proper divisors (569613436).

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

544455044 is a wasteful number, since it uses less digits than its factorization.

544455044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628 (or 2626 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The square root of 544455044 is about 23333.5604655612. The cubic root of 544455044 is about 816.5585712452.

The spelling of 544455044 in words is "five hundred forty-four million, four hundred fifty-five thousand, forty-four".