544362240621 has 8 divisors (see below), whose sum is σ = 726075274720. Its totient is φ = 362778683472.

The previous prime is 544362240619. The next prime is 544362240727. The reversal of 544362240621 is 126042263445.

It is a happy number.

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

It is not a de Polignac number, because 544362240621 - 2¹ = 544362240619 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 544362240621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544362245621) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 32359426 + ... + 32376243.

It is an arithmetic number, because the mean of its divisors is an integer number (90759409340).

Almost surely, 2^544362240621 is an apocalyptic number.

It is an amenable number.

544362240621 is a deficient number, since it is larger than the sum of its proper divisors (181713034099).

544362240621 is a wasteful number, since it uses less digits than its factorization.

544362240621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64738475.

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 544362240621 in words is "five hundred forty-four billion, three hundred sixty-two million, two hundred forty thousand, six hundred twenty-one".