4544456747644 has 24 divisors (see below), whose sum is σ = 8742008411136. Its totient is φ = 2049893742000.

The previous prime is 4544456747641. The next prime is 4544456747651. The reversal of 4544456747644 is 4467476544454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4544456747641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394204572 + ... + 394216099.

It is an arithmetic number, because the mean of its divisors is an integer number (364250350464).

Almost surely, 2^{4544456747644} is an apocalyptic number.

4544456747644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4544456747644 is a deficient number, since it is larger than the sum of its proper divisors (4197551663492).

4544456747644 is a wasteful number, since it uses less digits than its factorization.

4544456747644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788420817 (or 788420815 counting only the distinct ones).

The product of its digits is 722534400, while the sum is 64.

The spelling of 4544456747644 in words is "four trillion, five hundred forty-four billion, four hundred fifty-six million, seven hundred forty-seven thousand, six hundred forty-four".