4321009066752 has 432 divisors, whose sum is σ = 15061002797568. Its totient is φ = 1164712919040.

The previous prime is 4321009066727. The next prime is 4321009066757. The reversal of 4321009066752 is 2576609001234.

4321009066752 is a `hidden beast` number, since 432 + 1 + 0 + 0 + 90 + 66 + 75 + 2 = 666.

It is a super-2 number, since 2×4321009066752² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4321009066698 and 4321009066707.

It is not an unprimeable number, because it can be changed into a prime (4321009066757) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26999127 + ... + 27158697.

Almost surely, 2^{4321009066752} is an apocalyptic number.

4321009066752 is a gapful number since it is divisible by the number (42) 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 4321009066752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7530501398784).

4321009066752 is an abundant number, since it is smaller than the sum of its proper divisors (10739993730816).

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

4321009066752 is a wasteful number, since it uses less digits than its factorization.

4321009066752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159696 (or 159679 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 4321009066752 in words is "four trillion, three hundred twenty-one billion, nine million, sixty-six thousand, seven hundred fifty-two".