4544428244454 has 128 divisors (see below), whose sum is σ = 11926742952960. Its totient is φ = 1255655520000.

The previous prime is 4544428244453. The next prime is 4544428244459.

4544428244454 is a `hidden beast` number, since 4 + 544 + 4 + 2 + 8 + 2 + 4 + 44 + 54 = 666.

4544428244454 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4544428244454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4544428244453) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 257554 + ... + 3025754.

It is an arithmetic number, because the mean of its divisors is an integer number (93177679320).

Almost surely, 2^{4544428244454} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4544428244454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5963371476480).

4544428244454 is an abundant number, since it is smaller than the sum of its proper divisors (7382314708506).

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

4544428244454 is a wasteful number, since it uses less digits than its factorization.

4544428244454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768363 (or 2768357 counting only the distinct ones).

The product of its digits is 52428800, while the sum is 54.

The spelling of 4544428244454 in words is "four trillion, five hundred forty-four billion, four hundred twenty-eight million, two hundred forty-four thousand, four hundred fifty-four".