544065708720 has 80 divisors (see below), whose sum is σ = 1687084519680. Its totient is φ = 145042828032.

The previous prime is 544065708713. The next prime is 544065708749. The reversal of 544065708720 is 27807560445.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 544065708720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525111 + ... + 1167849.

It is an arithmetic number, because the mean of its divisors is an integer number (21088556496).

Almost surely, 2^544065708720 is an apocalyptic number.

It is an amenable number.

544065708720 is an abundant number, since it is smaller than the sum of its proper divisors (1143018810960).

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

544065708720 is a wasteful number, since it uses less digits than its factorization.

544065708720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646282 (or 646276 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 544065708720 in words is "five hundred forty-four billion, sixty-five million, seven hundred eight thousand, seven hundred twenty".