4191344920 has 64 divisors (see below), whose sum is σ = 10788940800. Its totient is φ = 1435539840.

The previous prime is 4191344879. The next prime is 4191344923. The reversal of 4191344920 is 294431914.

It is a self number, because there is not a number n which added to its sum of digits gives 4191344920.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4191344923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281421 + ... + 295939.

It is an arithmetic number, because the mean of its divisors is an integer number (168577200).

Almost surely, 2^4191344920 is an apocalyptic number.

4191344920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4191344920 is an abundant number, since it is smaller than the sum of its proper divisors (6597595880).

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

4191344920 is a wasteful number, since it uses less digits than its factorization.

4191344920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15568 (or 15564 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 4191344920 is about 64740.5971551082. The cubic root of 4191344920 is about 1612.3196017966.

The spelling of 4191344920 in words is "four billion, one hundred ninety-one million, three hundred forty-four thousand, nine hundred twenty".