1489243449600 has 2160 divisors, whose sum is σ = 6127501564800. Its totient is φ = 355610787840.

The previous prime is 1489243449599. The next prime is 1489243449607. The reversal of 1489243449600 is 69443429841.

1489243449600 is a `hidden beast` number, since 1 + 4 + 8 + 9 + 24 + 3 + 4 + 4 + 9 + 600 = 666.

It is a tau number, because it is divible by the number of its divisors (2160).

It is a super-4 number, since 4×1489243449600⁴ (a number of 50 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1489243449607) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 20400595164 + ... + 20400595236.

It is an arithmetic number, because the mean of its divisors is an integer number (2836806280).

Almost surely, 2^{1489243449600} is an apocalyptic number.

1489243449600 is a gapful number since it is divisible by the number (10) 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 1489243449600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3063750782400).

1489243449600 is an abundant number, since it is smaller than the sum of its proper divisors (4638258115200).

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

1489243449600 is a wasteful number, since it uses less digits than its factorization.

1489243449600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 1489243449600 in words is "one trillion, four hundred eighty-nine billion, two hundred forty-three million, four hundred forty-nine thousand, six hundred".