544134202261 has 8 divisors (see below), whose sum is σ = 586022523800. Its totient is φ = 502250429952.

The previous prime is 544134202229. The next prime is 544134202273. The reversal of 544134202261 is 162202431445.

It can be written as a sum of positive squares in 4 ways, for example, as 3329867025 + 540804335236 = 57705^2 + 735394^2 .

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 544134202261 - 2⁵ = 544134202229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544134202861) 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, 886836 + ... + 1369213.

It is an arithmetic number, because the mean of its divisors is an integer number (73252815475).

Almost surely, 2^544134202261 is an apocalyptic number.

It is an amenable number.

544134202261 is a deficient number, since it is larger than the sum of its proper divisors (41888321539).

544134202261 is a wasteful number, since it uses less digits than its factorization.

544134202261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274615.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 544134202261 in words is "five hundred forty-four billion, one hundred thirty-four million, two hundred two thousand, two hundred sixty-one".