544029661 has 8 divisors (see below), whose sum is σ = 621906624. Its totient is φ = 466192320.

The previous prime is 544029637. The next prime is 544029691. The reversal of 544029661 is 166920445.

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 544029661 - 2⁹ = 544029149 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 544029661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544029691) 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, 30546 + ... + 44956.

It is an arithmetic number, because the mean of its divisors is an integer number (77738328).

Almost surely, 2^544029661 is an apocalyptic number.

It is an amenable number.

544029661 is a deficient number, since it is larger than the sum of its proper divisors (77876963).

544029661 is a wasteful number, since it uses less digits than its factorization.

544029661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19811.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 544029661 is about 23324.4434231559. The cubic root of 544029661 is about 816.3458566300.

The spelling of 544029661 in words is "five hundred forty-four million, twenty-nine thousand, six hundred sixty-one".