4452545078380 has 24 divisors (see below), whose sum is σ = 10686108188448. Its totient is φ = 1526586883968.

The previous prime is 4452545078309. The next prime is 4452545078389. The reversal of 4452545078380 is 838705452544.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4452545078389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15901946569 + ... + 15901946848.

It is an arithmetic number, because the mean of its divisors is an integer number (445254507852).

Almost surely, 2^{4452545078380} is an apocalyptic number.

It is an amenable number.

4452545078380 is an abundant number, since it is smaller than the sum of its proper divisors (6233563110068).

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

4452545078380 is a wasteful number, since it uses less digits than its factorization.

4452545078380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31803893433 (or 31803893431 counting only the distinct ones).

The product of its (nonzero) digits is 21504000, while the sum is 55.

The spelling of 4452545078380 in words is "four trillion, four hundred fifty-two billion, five hundred forty-five million, seventy-eight thousand, three hundred eighty".