41244563666531 has 4 divisors (see below), whose sum is σ = 41302736535600. Its totient is φ = 41186390797464.

The previous prime is 41244563666519. The next prime is 41244563666569. The reversal of 41244563666531 is 13566636544214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41244563666531 is a prime.

It is a super-2 number, since 2×41244563666531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41244563666591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29086433471 + ... + 29086434888.

It is an arithmetic number, because the mean of its divisors is an integer number (10325684133900).

Almost surely, 2^{41244563666531} is an apocalyptic number.

41244563666531 is a deficient number, since it is larger than the sum of its proper divisors (58172869069).

41244563666531 is an equidigital number, since it uses as much as digits as its factorization.

41244563666531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58172869068.

The product of its digits is 37324800, while the sum is 56.

The spelling of 41244563666531 in words is "forty-one trillion, two hundred forty-four billion, five hundred sixty-three million, six hundred sixty-six thousand, five hundred thirty-one".