4143658340 has 24 divisors (see below), whose sum is σ = 8749765752. Its totient is φ = 1648304640.

The previous prime is 4143658331. The next prime is 4143658361. The reversal of 4143658340 is 438563414.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 266603584 + 3877054756 = 16328^2 + 62266^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4143658294 and 4143658303.

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, 568709 + ... + 575948.

It is an arithmetic number, because the mean of its divisors is an integer number (364573573).

Almost surely, 2^4143658340 is an apocalyptic number.

It is an amenable number.

4143658340 is an abundant number, since it is smaller than the sum of its proper divisors (4606107412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4143658340 is a wasteful number, since it uses less digits than its factorization.

4143658340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144847 (or 1144845 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 4143658340 is about 64371.2539880963. The cubic root of 4143658340 is about 1606.1815996551.

The spelling of 4143658340 in words is "four billion, one hundred forty-three million, six hundred fifty-eight thousand, three hundred forty".