244573421437 has 8 divisors (see below), whose sum is σ = 255623387904. Its totient is φ = 233558149968.

The previous prime is 244573421371. The next prime is 244573421489. The reversal of 244573421437 is 734124375442.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244573421437 is a prime.

It is a super-2 number, since 2×244573421437² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244573421497) 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, 8659333 + ... + 8687530.

It is an arithmetic number, because the mean of its divisors is an integer number (31952923488).

Almost surely, 2^244573421437 is an apocalyptic number.

It is an amenable number.

244573421437 is a deficient number, since it is larger than the sum of its proper divisors (11049966467).

244573421437 is a wasteful number, since it uses less digits than its factorization.

244573421437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17347499.

The product of its digits is 2257920, while the sum is 46.

Adding to 244573421437 its reverse (734124375442), we get a palindrome (978697796879).

The spelling of 244573421437 in words is "two hundred forty-four billion, five hundred seventy-three million, four hundred twenty-one thousand, four hundred thirty-seven".