44554445544 has 64 divisors (see below), whose sum is σ = 127420272000. Its totient is φ = 12717656064.

The previous prime is 44554445531. The next prime is 44554445581.

44554445544 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×44554445544² (a number of 22 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44554445493 and 44554445502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49824 + ... + 302640.

It is an arithmetic number, because the mean of its divisors is an integer number (1990941750).

Almost surely, 2^44554445544 is an apocalyptic number.

It is an amenable number.

44554445544 is an abundant number, since it is smaller than the sum of its proper divisors (82865826456).

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

44554445544 is a wasteful number, since it uses less digits than its factorization.

44554445544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253882 (or 253878 counting only the distinct ones).

The product of its digits is 10240000, while the sum is 48.

The spelling of 44554445544 in words is "forty-four billion, five hundred fifty-four million, four hundred forty-five thousand, five hundred forty-four".