4327320133440 has 168 divisors, whose sum is σ = 14885929738368. Its totient is φ = 1153816243200.

The previous prime is 4327320133429. The next prime is 4327320133483. The reversal of 4327320133440 is 443310237234.

4327320133440 is a `hidden beast` number, since 4 + 3 + 2 + 7 + 3 + 201 + 3 + 3 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4327320133395 and 4327320133404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25694949 + ... + 25862811.

Almost surely, 2^{4327320133440} is an apocalyptic number.

4327320133440 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 4327320133440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7442964869184).

4327320133440 is an abundant number, since it is smaller than the sum of its proper divisors (10558609604928).

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

4327320133440 is a wasteful number, since it uses less digits than its factorization.

4327320133440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176837 (or 176824 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

The spelling of 4327320133440 in words is "four trillion, three hundred twenty-seven billion, three hundred twenty million, one hundred thirty-three thousand, four hundred forty".