44544664554 has 32 divisors (see below), whose sum is σ = 96066601344. Its totient is φ = 13688301120.

The previous prime is 44544664537. The next prime is 44544664559. The reversal of 44544664554 is 45546644544.

It is a junction number, because it is equal to n+sod(n) for n = 44544664497 and 44544664506.

It is not an unprimeable number, because it can be changed into a prime (44544664559) 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 15 ways as a sum of consecutive naturals, for example, 309102 + ... + 429689.

It is an arithmetic number, because the mean of its divisors is an integer number (3002081292).

Almost surely, 2^44544664554 is an apocalyptic number.

44544664554 is an abundant number, since it is smaller than the sum of its proper divisors (51521936790).

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

44544664554 is a wasteful number, since it uses less digits than its factorization.

44544664554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739582.

The product of its digits is 18432000, while the sum is 51.

The spelling of 44544664554 in words is "forty-four billion, five hundred forty-four million, six hundred sixty-four thousand, five hundred fifty-four".