4431142006 has 4 divisors (see below), whose sum is σ = 6646713012. Its totient is φ = 2215571002.

The previous prime is 4431141997. The next prime is 4431142013. The reversal of 4431142006 is 6002411344.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107785500 + ... + 1107785503.

It is an arithmetic number, because the mean of its divisors is an integer number (1661678253).

Almost surely, 2^4431142006 is an apocalyptic number.

4431142006 is a deficient number, since it is larger than the sum of its proper divisors (2215571006).

4431142006 is a wasteful number, since it uses less digits than its factorization.

4431142006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215571005.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4431142006 is about 66566.8236135689. The cubic root of 4431142006 is about 1642.4994119139.

The spelling of 4431142006 in words is "four billion, four hundred thirty-one million, one hundred forty-two thousand, six".