45544644554 has 8 divisors (see below), whose sum is σ = 68342628960. Its totient is φ = 22763768236.

The previous prime is 45544644553. The next prime is 45544644599.

45544644554 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45544644553) 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 3 ways as a sum of consecutive naturals, for example, 4270364 + ... + 4281015.

It is an arithmetic number, because the mean of its divisors is an integer number (8542828620).

Almost surely, 2^45544644554 is an apocalyptic number.

45544644554 is a deficient number, since it is larger than the sum of its proper divisors (22797984406).

45544644554 is a wasteful number, since it uses less digits than its factorization.

45544644554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8554044.

The product of its digits is 15360000, while the sum is 50.

The spelling of 45544644554 in words is "forty-five billion, five hundred forty-four million, six hundred forty-four thousand, five hundred fifty-four".