541660609444 has 6 divisors (see below), whose sum is σ = 947906066534. Its totient is φ = 270830304720.

The previous prime is 541660609409. The next prime is 541660609471. The reversal of 541660609444 is 444906066145.

It can be written as a sum of positive squares in only one way, i.e., 420082867044 + 121577742400 = 648138^2 + 348680^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67707576177 + ... + 67707576184.

Almost surely, 2^541660609444 is an apocalyptic number.

It is an amenable number.

541660609444 is a deficient number, since it is larger than the sum of its proper divisors (406245457090).

541660609444 is a wasteful number, since it uses less digits than its factorization.

541660609444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135415152365 (or 135415152363 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 541660609444 in words is "five hundred forty-one billion, six hundred sixty million, six hundred nine thousand, four hundred forty-four".