1445584980379 has 4 divisors (see below), whose sum is σ = 1445696475184. Its totient is φ = 1445473485576.

The previous prime is 1445584980349. The next prime is 1445584980383. The reversal of 1445584980379 is 9730894855441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1445584980379 - 2¹³ = 1445584972187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1445584980349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55727952 + ... + 55753885.

It is an arithmetic number, because the mean of its divisors is an integer number (361424118796).

Almost surely, 2^{1445584980379} is an apocalyptic number.

1445584980379 is a deficient number, since it is larger than the sum of its proper divisors (111494805).

1445584980379 is a wasteful number, since it uses less digits than its factorization.

1445584980379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111494804.

The product of its (nonzero) digits is 174182400, while the sum is 67.

The spelling of 1445584980379 in words is "one trillion, four hundred forty-five billion, five hundred eighty-four million, nine hundred eighty thousand, three hundred seventy-nine".