544975723648 has 32 divisors (see below), whose sum is σ = 1104095430000. Its totient is φ = 267869419776.

The previous prime is 544975723639. The next prime is 544975723711. The reversal of 544975723648 is 846327579445.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×544975723648³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a self number, because there is not a number n which added to its sum of digits gives 544975723648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36073998 + ... + 36089101.

Almost surely, 2^544975723648 is an apocalyptic number.

It is an amenable number.

544975723648 is an abundant number, since it is smaller than the sum of its proper divisors (559119706352).

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

544975723648 is an equidigital number, since it uses as much as digits as its factorization.

544975723648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72163172 (or 72163160 counting only the distinct ones).

The product of its digits is 203212800, while the sum is 64.

The spelling of 544975723648 in words is "five hundred forty-four billion, nine hundred seventy-five million, seven hundred twenty-three thousand, six hundred forty-eight".