1445719422480 has 320 divisors, whose sum is σ = 4743679718400. Its totient is φ = 363222558720.

The previous prime is 1445719422463. The next prime is 1445719422527. The reversal of 1445719422480 is 842249175441.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 727588047 + ... + 727590033.

It is an arithmetic number, because the mean of its divisors is an integer number (14823999120).

Almost surely, 2^{1445719422480} is an apocalyptic number.

1445719422480 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 1445719422480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2371839859200).

1445719422480 is an abundant number, since it is smaller than the sum of its proper divisors (3297960295920).

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

1445719422480 is a wasteful number, since it uses less digits than its factorization.

1445719422480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822 (or 2816 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 1445719422480 in words is "one trillion, four hundred forty-five billion, seven hundred nineteen million, four hundred twenty-two thousand, four hundred eighty".