4450423142 has 16 divisors (see below), whose sum is σ = 7391207232. Its totient is φ = 1992726120.

The previous prime is 4450423139. The next prime is 4450423163. The reversal of 4450423142 is 2413240544.

It is a super-2 number, since 2×4450423142² = 39612532285698304328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508168 + ... + 1511115.

It is an arithmetic number, because the mean of its divisors is an integer number (461950452).

Almost surely, 2^4450423142 is an apocalyptic number.

4450423142 is a deficient number, since it is larger than the sum of its proper divisors (2940784090).

4450423142 is a wasteful number, since it uses less digits than its factorization.

4450423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019363.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4450423142 is about 66711.4918286198. The cubic root of 4450423142 is about 1644.8782893601.

Adding to 4450423142 its reverse (2413240544), we get a palindrome (6863663686).

The spelling of 4450423142 in words is "four billion, four hundred fifty million, four hundred twenty-three thousand, one hundred forty-two".