3724144345 has 4 divisors (see below), whose sum is σ = 4468973220. Its totient is φ = 2979315472.

The previous prime is 3724144339. The next prime is 3724144357. The reversal of 3724144345 is 5434414273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5434414273 = 571 ⋅9517363.

It can be written as a sum of positive squares in 2 ways, for example, as 912281616 + 2811862729 = 30204^2 + 53027^2 .

It is a cyclic number.

It is not a de Polignac number, because 3724144345 - 2²³ = 3715755737 is a prime.

It is a super-2 number, since 2×3724144345² = 27738502204790958050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372414430 + ... + 372414439.

It is an arithmetic number, because the mean of its divisors is an integer number (1117243305).

Almost surely, 2^3724144345 is an apocalyptic number.

It is an amenable number.

3724144345 is a deficient number, since it is larger than the sum of its proper divisors (744828875).

3724144345 is an equidigital number, since it uses as much as digits as its factorization.

3724144345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744828874.

The product of its digits is 161280, while the sum is 37.

The square root of 3724144345 is about 61025.7678771845. The cubic root of 3724144345 is about 1550.0373691996.

The spelling of 3724144345 in words is "three billion, seven hundred twenty-four million, one hundred forty-four thousand, three hundred forty-five".