544406472722 has 54 divisors (see below), whose sum is σ = 964069030719. Its totient is φ = 229895547840.

The previous prime is 544406472677. The next prime is 544406472733. The reversal of 544406472722 is 227274604445.

It can be written as a sum of positive squares in 5 ways, for example, as 352834812001 + 191571660721 = 593999^2 + 437689^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=521731.

It is a Duffinian number.

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 26 ways as a sum of consecutive naturals, for example, 533208572 + ... + 533209592.

Almost surely, 2^544406472722 is an apocalyptic number.

544406472722 is a deficient number, since it is larger than the sum of its proper divisors (419662557997).

544406472722 is an frugal number, since it uses more digits than its factorization.

544406472722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204 (or 1103 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 47.

The spelling of 544406472722 in words is "five hundred forty-four billion, four hundred six million, four hundred seventy-two thousand, seven hundred twenty-two".