544450562240 has 168 divisors, whose sum is σ = 1423114479648. Its totient is φ = 198272655360.

The previous prime is 544450562213. The next prime is 544450562261. The reversal of 544450562240 is 42265054445.

It is a super-2 number, since 2×544450562240² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3878885 + ... + 4016795.

Almost surely, 2^544450562240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544450562240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711557239824).

544450562240 is an abundant number, since it is smaller than the sum of its proper divisors (878663917408).

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

544450562240 is a wasteful number, since it uses less digits than its factorization.

544450562240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138027 (or 138004 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 544450562240 in words is "five hundred forty-four billion, four hundred fifty million, five hundred sixty-two thousand, two hundred forty".