4408554138 has 32 divisors (see below), whose sum is σ = 9338607936. Its totient is φ = 1382654208.

The previous prime is 4408554133. The next prime is 4408554167. The reversal of 4408554138 is 8314558044.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4408554138.

It is not an unprimeable number, because it can be changed into a prime (4408554133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625120 + ... + 632132.

It is an arithmetic number, because the mean of its divisors is an integer number (291831498).

Almost surely, 2^4408554138 is an apocalyptic number.

4408554138 is an abundant number, since it is smaller than the sum of its proper divisors (4930053798).

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

4408554138 is a wasteful number, since it uses less digits than its factorization.

4408554138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13198.

The product of its (nonzero) digits is 307200, while the sum is 42.

The square root of 4408554138 is about 66396.9437399042. The cubic root of 4408554138 is about 1639.7037609383.

The spelling of 4408554138 in words is "four billion, four hundred eight million, five hundred fifty-four thousand, one hundred thirty-eight".