4344144745 has 8 divisors (see below), whose sum is σ = 5214438216. Its totient is φ = 3474339456.

The previous prime is 4344144737. The next prime is 4344144769. The reversal of 4344144745 is 5474414434.

It can be written as a sum of positive squares in 4 ways, for example, as 15031129 + 4329113616 = 3877^2 + 65796^2 .

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 4344144745 - 2³ = 4344144737 is a prime.

It is a super-2 number, since 2×4344144745² = 37743187131022230050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4344144698 and 4344144707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102172 + ... + 138301.

It is an arithmetic number, because the mean of its divisors is an integer number (651804777).

Almost surely, 2^4344144745 is an apocalyptic number.

It is an amenable number.

4344144745 is a deficient number, since it is larger than the sum of its proper divisors (870293471).

4344144745 is a wasteful number, since it uses less digits than its factorization.

4344144745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244091.

The product of its digits is 430080, while the sum is 40.

The square root of 4344144745 is about 65910.1262705512. The cubic root of 4344144745 is about 1631.6791439636.

The spelling of 4344144745 in words is "four billion, three hundred forty-four million, one hundred forty-four thousand, seven hundred forty-five".