4430051451442 has 4 divisors (see below), whose sum is σ = 6645077177166. Its totient is φ = 2215025725720.

The previous prime is 4430051451431. The next prime is 4430051451443. The reversal of 4430051451442 is 2441541500344.

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

It can be written as a sum of positive squares in only one way, i.e., 3947608685881 + 482442765561 = 1986859^2 + 694581^2 .

It is not an unprimeable number, because it can be changed into a prime (4430051451443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107512862859 + ... + 1107512862862.

Almost surely, 2^{4430051451442} is an apocalyptic number.

4430051451442 is a deficient number, since it is larger than the sum of its proper divisors (2215025725724).

4430051451442 is a wasteful number, since it uses less digits than its factorization.

4430051451442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215025725723.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 4430051451442 its reverse (2441541500344), we get a palindrome (6871592951786).

The spelling of 4430051451442 in words is "four trillion, four hundred thirty billion, fifty-one million, four hundred fifty-one thousand, four hundred forty-two".