4327236221840 has 320 divisors, whose sum is σ = 11997960081408. Its totient is φ = 1420486502400.

The previous prime is 4327236221813. The next prime is 4327236221909. The reversal of 4327236221840 is 481226327234.

It is a junction number, because it is equal to n+sod(n) for n = 4327236221791 and 4327236221800.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 863544935 + ... + 863549945.

Almost surely, 2^{4327236221840} is an apocalyptic number.

4327236221840 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 4327236221840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5998980040704).

4327236221840 is an abundant number, since it is smaller than the sum of its proper divisors (7670723859568).

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

4327236221840 is a wasteful number, since it uses less digits than its factorization.

4327236221840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726 (or 5720 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 4327236221840 in words is "four trillion, three hundred twenty-seven billion, two hundred thirty-six million, two hundred twenty-one thousand, eight hundred forty".