541563366401009 has 8 divisors (see below), whose sum is σ = 568709023928640. Its totient is φ = 514717660890576.

The previous prime is 541563366400961. The next prime is 541563366401119. The reversal of 541563366401009 is 900104663365145.

It is a happy number.

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 541563366401009 - 2²⁰ = 541563365352433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541563366401509) 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, 74988000599 + ... + 74988007820.

It is an arithmetic number, because the mean of its divisors is an integer number (71088627991080).

Almost surely, 2^{541563366401009} is an apocalyptic number.

It is an amenable number.

541563366401009 is a deficient number, since it is larger than the sum of its proper divisors (27145657527631).

541563366401009 is a wasteful number, since it uses less digits than its factorization.

541563366401009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149976008599.

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 541563366401009 in words is "five hundred forty-one trillion, five hundred sixty-three billion, three hundred sixty-six million, four hundred one thousand, nine".