4144877538 has 16 divisors (see below), whose sum is σ = 8303601600. Its totient is φ = 1379318096.

The previous prime is 4144877509. The next prime is 4144877549. The reversal of 4144877538 is 8357784414.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573045 + ... + 580232.

It is an arithmetic number, because the mean of its divisors is an integer number (518975100).

Almost surely, 2^4144877538 is an apocalyptic number.

4144877538 is an abundant number, since it is smaller than the sum of its proper divisors (4158724062).

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

4144877538 is a wasteful number, since it uses less digits than its factorization.

4144877538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153881.

The product of its digits is 3010560, while the sum is 51.

The square root of 4144877538 is about 64380.7233416960. The cubic root of 4144877538 is about 1606.3391143602.

The spelling of 4144877538 in words is "four billion, one hundred forty-four million, eight hundred seventy-seven thousand, five hundred thirty-eight".