4421155142 has 8 divisors (see below), whose sum is σ = 6632016600. Its totient is φ = 2210482944.

The previous prime is 4421155139. The next prime is 4421155159. The reversal of 4421155142 is 2415511244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4421155142² = 39093225579266080328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57734 + ... + 110342.

It is an arithmetic number, because the mean of its divisors is an integer number (829002075).

Almost surely, 2^4421155142 is an apocalyptic number.

4421155142 is a deficient number, since it is larger than the sum of its proper divisors (2210861458).

4421155142 is a wasteful number, since it uses less digits than its factorization.

4421155142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94630.

The product of its digits is 6400, while the sum is 29.

The square root of 4421155142 is about 66491.7674753800. The cubic root of 4421155142 is about 1641.2645340905.

Adding to 4421155142 its reverse (2415511244), we get a palindrome (6836666386).

The spelling of 4421155142 in words is "four billion, four hundred twenty-one million, one hundred fifty-five thousand, one hundred forty-two".