444742668934 has 4 divisors (see below), whose sum is σ = 667114003404. Its totient is φ = 222371334466.

The previous prime is 444742668911. The next prime is 444742668977. The reversal of 444742668934 is 439866247444.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111185667232 + ... + 111185667235.

It is an arithmetic number, because the mean of its divisors is an integer number (166778500851).

Almost surely, 2^444742668934 is an apocalyptic number.

444742668934 is a deficient number, since it is larger than the sum of its proper divisors (222371334470).

444742668934 is a wasteful number, since it uses less digits than its factorization.

444742668934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222371334469.

The product of its digits is 111476736, while the sum is 61.

The spelling of 444742668934 in words is "four hundred forty-four billion, seven hundred forty-two million, six hundred sixty-eight thousand, nine hundred thirty-four".