544700635649 has 8 divisors (see below), whose sum is σ = 557430949152. Its totient is φ = 531973179360.

The previous prime is 544700635627. The next prime is 544700635681. The reversal of 544700635649 is 946536007445.

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 544700635649 - 2³² = 540405668353 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 544700635649.

It is not an unprimeable number, because it can be changed into a prime (544700635249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326132 + ... + 1093509.

It is an arithmetic number, because the mean of its divisors is an integer number (69678868644).

Almost surely, 2^544700635649 is an apocalyptic number.

It is an amenable number.

544700635649 is a deficient number, since it is larger than the sum of its proper divisors (12730313503).

544700635649 is a wasteful number, since it uses less digits than its factorization.

544700635649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428607.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 544700635649 in words is "five hundred forty-four billion, seven hundred million, six hundred thirty-five thousand, six hundred forty-nine".