4044242133658 has 4 divisors (see below), whose sum is σ = 6066363200490. Its totient is φ = 2022121066828.

The previous prime is 4044242133611. The next prime is 4044242133713. The reversal of 4044242133658 is 8563312424404.

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., 3959809465329 + 84432668329 = 1989927^2 + 290573^2 .

It is a super-2 number, since 2×4044242133658² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011060533413 + ... + 1011060533416.

Almost surely, 2^{4044242133658} is an apocalyptic number.

4044242133658 is a deficient number, since it is larger than the sum of its proper divisors (2022121066832).

4044242133658 is a wasteful number, since it uses less digits than its factorization.

4044242133658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022121066831.

The product of its (nonzero) digits is 2211840, while the sum is 46.

The spelling of 4044242133658 in words is "four trillion, forty-four billion, two hundred forty-two million, one hundred thirty-three thousand, six hundred fifty-eight".