4643209745720 has 192 divisors, whose sum is σ = 13056789349440. Its totient is φ = 1454948352000.

The previous prime is 4643209745701. The next prime is 4643209745729. The reversal of 4643209745720 is 275479023464.

It is a super-3 number, since 3×4643209745720³ (a number of 39 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4643209745729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4293560 + ... + 5265080.

It is an arithmetic number, because the mean of its divisors is an integer number (68004111195).

Almost surely, 2^{4643209745720} is an apocalyptic number.

4643209745720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4643209745720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6528394674720).

4643209745720 is an abundant number, since it is smaller than the sum of its proper divisors (8413579603720).

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

4643209745720 is a wasteful number, since it uses less digits than its factorization.

4643209745720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971666 (or 971649 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 4643209745720 in words is "four trillion, six hundred forty-three billion, two hundred nine million, seven hundred forty-five thousand, seven hundred twenty".