1446120541456 has 20 divisors (see below), whose sum is σ = 2802162034204. Its totient is φ = 722981952000.

The previous prime is 1446120541433. The next prime is 1446120541499. The reversal of 1446120541456 is 6541450216441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1241530777600 + 204589763856 = 1114240^2 + 452316^2 .

It is a super-2 number, since 2×1446120541456² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4742445 + ... + 5038156.

Almost surely, 2^{1446120541456} is an apocalyptic number.

1446120541456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1446120541456 is a deficient number, since it is larger than the sum of its proper divisors (1356041492748).

1446120541456 is an equidigital number, since it uses as much as digits as its factorization.

1446120541456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9789850 (or 9789844 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

Adding to 1446120541456 its reverse (6541450216441), we get a palindrome (7987570757897).

The spelling of 1446120541456 in words is "one trillion, four hundred forty-six billion, one hundred twenty million, five hundred forty-one thousand, four hundred fifty-six".