4549889454 has 64 divisors (see below), whose sum is σ = 10465493760. Its totient is φ = 1304190720.

The previous prime is 4549889453. The next prime is 4549889459.

It is a happy number.

4549889454 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×4549889454³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4549889453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 946882 + ... + 951674.

It is an arithmetic number, because the mean of its divisors is an integer number (163523340).

Almost surely, 2^4549889454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4549889454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5232746880).

4549889454 is an abundant number, since it is smaller than the sum of its proper divisors (5915604306).

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

4549889454 is a wasteful number, since it uses less digits than its factorization.

4549889454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5585.

The product of its digits is 33177600, while the sum is 60.

The square root of 4549889454 is about 67452.8683897134. The cubic root of 4549889454 is about 1657.0423763894.

The spelling of 4549889454 in words is "four billion, five hundred forty-nine million, eight hundred eighty-nine thousand, four hundred fifty-four".