4330117772550 has 288 divisors, whose sum is σ = 12767465954880. Its totient is φ = 1047257702400.

The previous prime is 4330117772503. The next prime is 4330117772593. The reversal of 4330117772550 is 552777110334.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 4330117772496 and 4330117772505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 115565119 + ... + 115602581.

It is an arithmetic number, because the mean of its divisors is an integer number (44331479010).

Almost surely, 2^{4330117772550} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4330117772550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6383732977440).

4330117772550 is an abundant number, since it is smaller than the sum of its proper divisors (8437348182330).

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

4330117772550 is a wasteful number, since it uses less digits than its factorization.

4330117772550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38048 (or 38040 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The spelling of 4330117772550 in words is "four trillion, three hundred thirty billion, one hundred seventeen million, seven hundred seventy-two thousand, five hundred fifty".