1444900245573 has 4 divisors (see below), whose sum is σ = 1926533660768. Its totient is φ = 963266830380.

The previous prime is 1444900245563. The next prime is 1444900245601. The reversal of 1444900245573 is 3755420094441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1444900245573 - 2⁵ = 1444900245541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444900245563) 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, 240816707593 + ... + 240816707598.

It is an arithmetic number, because the mean of its divisors is an integer number (481633415192).

Almost surely, 2^{1444900245573} is an apocalyptic number.

It is an amenable number.

1444900245573 is a deficient number, since it is larger than the sum of its proper divisors (481633415195).

1444900245573 is an equidigital number, since it uses as much as digits as its factorization.

1444900245573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481633415194.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 1444900245573 in words is "one trillion, four hundred forty-four billion, nine hundred million, two hundred forty-five thousand, five hundred seventy-three".