4163431640 has 32 divisors (see below), whose sum is σ = 9397870560. Its totient is φ = 1660012800.

The previous prime is 4163431637. The next prime is 4163431663. The reversal of 4163431640 is 461343614.

4163431640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4163431597 and 4163431606.

It is a congruent number.

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, 154901 + ... + 179780.

It is an arithmetic number, because the mean of its divisors is an integer number (293683455).

Almost surely, 2^4163431640 is an apocalyptic number.

4163431640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4163431640 is an abundant number, since it is smaller than the sum of its proper divisors (5234438920).

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

4163431640 is a wasteful number, since it uses less digits than its factorization.

4163431640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335003 (or 334999 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 4163431640 is about 64524.6591622149. The cubic root of 4163431640 is about 1608.7324153303.

The spelling of 4163431640 in words is "four billion, one hundred sixty-three million, four hundred thirty-one thousand, six hundred forty".