541531449449 has 8 divisors (see below), whose sum is σ = 550889244288. Its totient is φ = 532211161680.

The previous prime is 541531449443. The next prime is 541531449469. The reversal of 541531449449 is 944944135145.

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-541531449449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 541531449449.

It is not an unprimeable number, because it can be changed into a prime (541531449443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9347642 + ... + 9405395.

It is an arithmetic number, because the mean of its divisors is an integer number (68861155536).

Almost surely, 2^541531449449 is an apocalyptic number.

It is an amenable number.

541531449449 is a deficient number, since it is larger than the sum of its proper divisors (9357794839).

541531449449 is a wasteful number, since it uses less digits than its factorization.

541531449449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18753535.

The product of its digits is 6220800, while the sum is 53.

The spelling of 541531449449 in words is "five hundred forty-one billion, five hundred thirty-one million, four hundred forty-nine thousand, four hundred forty-nine".