4263671643 has 24 divisors (see below), whose sum is σ = 7214230080. Its totient is φ = 2214893520.

The previous prime is 4263671603. The next prime is 4263671651. The reversal of 4263671643 is 3461763624.

4263671643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4263671643 - 2⁸ = 4263671387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4263671595 and 4263671604.

It is not an unprimeable number, because it can be changed into a prime (4263671603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1316773 + ... + 1320006.

It is an arithmetic number, because the mean of its divisors is an integer number (300592920).

Almost surely, 2^4263671643 is an apocalyptic number.

4263671643 is a deficient number, since it is larger than the sum of its proper divisors (2950558437).

4263671643 is a wasteful number, since it uses less digits than its factorization.

4263671643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636807 (or 2636800 counting only the distinct ones).

The product of its digits is 435456, while the sum is 42.

The square root of 4263671643 is about 65296.7965753298. The cubic root of 4263671643 is about 1621.5409362580.

The spelling of 4263671643 in words is "four billion, two hundred sixty-three million, six hundred seventy-one thousand, six hundred forty-three".