544140505555 has 8 divisors (see below), whose sum is σ = 666861556032. Its totient is φ = 426050438208.

The previous prime is 544140505553. The next prime is 544140505567. The reversal of 544140505555 is 555505041445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 544140505555 - 2¹ = 544140505553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544140505553) 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, 1157745522 + ... + 1157745991.

It is an arithmetic number, because the mean of its divisors is an integer number (83357694504).

Almost surely, 2^544140505555 is an apocalyptic number.

544140505555 is a deficient number, since it is larger than the sum of its proper divisors (122721050477).

544140505555 is a wasteful number, since it uses less digits than its factorization.

544140505555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315491565.

The product of its (nonzero) digits is 1000000, while the sum is 43.

The spelling of 544140505555 in words is "five hundred forty-four billion, one hundred forty million, five hundred five thousand, five hundred fifty-five".