4044023642 has 4 divisors (see below), whose sum is σ = 6066035466. Its totient is φ = 2022011820.

The previous prime is 4044023629. The next prime is 4044023651. The reversal of 4044023642 is 2463204404.

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., 2712430561 + 1331593081 = 52081^2 + 36491^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011005909 + ... + 1011005912.

Almost surely, 2^4044023642 is an apocalyptic number.

4044023642 is a deficient number, since it is larger than the sum of its proper divisors (2022011824).

4044023642 is a wasteful number, since it uses less digits than its factorization.

4044023642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022011823.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 4044023642 is about 63592.6382689066. The cubic root of 4044023642 is about 1593.2034149519.

The spelling of 4044023642 in words is "four billion, forty-four million, twenty-three thousand, six hundred forty-two".