2440144999 has 8 divisors (see below), whose sum is σ = 2533680000. Its totient is φ = 2347236192.

The previous prime is 2440144981. The next prime is 2440145011. The reversal of 2440144999 is 9994410442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2440144999 - 2⁷ = 2440144871 is a prime.

It is a super-2 number, since 2×2440144999² = 11908615232289420002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440141999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148599 + ... + 164200.

It is an arithmetic number, because the mean of its divisors is an integer number (316710000).

Almost surely, 2^2440144999 is an apocalyptic number.

2440144999 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2440144999 is a deficient number, since it is larger than the sum of its proper divisors (93535001).

2440144999 is a wasteful number, since it uses less digits than its factorization.

2440144999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313097.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 2440144999 is about 49397.8238285858. The cubic root of 2440144999 is about 1346.2897665209.

The spelling of 2440144999 in words is "two billion, four hundred forty million, one hundred forty-four thousand, nine hundred ninety-nine".