4418466589500 has 192 divisors, whose sum is σ = 12920281221120. Its totient is φ = 1173349152000.

The previous prime is 4418466589499. The next prime is 4418466589501. The reversal of 4418466589500 is 59856648144.

It is an interprime number because it is at equal distance from previous prime (4418466589499) and next prime (4418466589501).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4418466589501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 406814070 + ... + 406824930.

It is an arithmetic number, because the mean of its divisors is an integer number (67293131360).

Almost surely, 2^{4418466589500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4418466589500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6460140610560).

4418466589500 is an abundant number, since it is smaller than the sum of its proper divisors (8501814631620).

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

4418466589500 is a wasteful number, since it uses less digits than its factorization.

4418466589500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11989 (or 11977 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 60.

The spelling of 4418466589500 in words is "four trillion, four hundred eighteen billion, four hundred sixty-six million, five hundred eighty-nine thousand, five hundred".