4443155142 has 16 divisors (see below), whose sum is σ = 8904867840. Its totient is φ = 1477958792.

The previous prime is 4443155113. The next prime is 4443155153. The reversal of 4443155142 is 2415513444.

It is a happy number.

It is a super-3 number, since 3×4443155142³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

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, 770118 + ... + 775865.

It is an arithmetic number, because the mean of its divisors is an integer number (556554240).

Almost surely, 2^4443155142 is an apocalyptic number.

4443155142 is an abundant number, since it is smaller than the sum of its proper divisors (4461712698).

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

4443155142 is a wasteful number, since it uses less digits than its factorization.

4443155142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546467.

The product of its digits is 38400, while the sum is 33.

The square root of 4443155142 is about 66656.9961969484. The cubic root of 4443155142 is about 1643.9823828483.

Adding to 4443155142 its reverse (2415513444), we get a palindrome (6858668586).

The spelling of 4443155142 in words is "four billion, four hundred forty-three million, one hundred fifty-five thousand, one hundred forty-two".