5155450444 has 24 divisors (see below), whose sum is σ = 9190036800. Its totient is φ = 2529869520.

The previous prime is 5155450439. The next prime is 5155450453. The reversal of 5155450444 is 4440545515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128439 + ... + 163729.

It is an arithmetic number, because the mean of its divisors is an integer number (382918200).

Almost surely, 2^5155450444 is an apocalyptic number.

It is an amenable number.

5155450444 is a deficient number, since it is larger than the sum of its proper divisors (4034586356).

5155450444 is a wasteful number, since it uses less digits than its factorization.

5155450444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35973 (or 35971 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The square root of 5155450444 is about 71801.4654725097. The cubic root of 5155450444 is about 1727.5165055881.

Adding to 5155450444 its reverse (4440545515), we get a palindrome (9595995959).

The spelling of 5155450444 in words is "five billion, one hundred fifty-five million, four hundred fifty thousand, four hundred forty-four".