1446650338432 has 128 divisors (see below), whose sum is σ = 3155351754240. Its totient is φ = 656605052928.

The previous prime is 1446650338417. The next prime is 1446650338433. The reversal of 1446650338432 is 2348330566441.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (1446650338433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67662528 + ... + 67683904.

It is an arithmetic number, because the mean of its divisors is an integer number (24651185580).

Almost surely, 2^{1446650338432} 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 1446650338432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577675877120).

1446650338432 is an abundant number, since it is smaller than the sum of its proper divisors (1708701415808).

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

1446650338432 is a wasteful number, since it uses less digits than its factorization.

1446650338432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22078 (or 22066 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 1446650338432 in words is "one trillion, four hundred forty-six billion, six hundred fifty million, three hundred thirty-eight thousand, four hundred thirty-two".