41446533749 has 4 divisors (see below), whose sum is σ = 43884565164. Its totient is φ = 39008502336.

The previous prime is 41446533731. The next prime is 41446533773. The reversal of 41446533749 is 94733564414.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16439855524 + 25006678225 = 128218^2 + 158135^2 .

It is a cyclic number.

It is not a de Polignac number, because 41446533749 - 2⁸ = 41446533493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41446533697 and 41446533706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41446533449) 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, 1219015682 + ... + 1219015715.

It is an arithmetic number, because the mean of its divisors is an integer number (10971141291).

Almost surely, 2^41446533749 is an apocalyptic number.

It is an amenable number.

41446533749 is a deficient number, since it is larger than the sum of its proper divisors (2438031415).

41446533749 is a wasteful number, since it uses less digits than its factorization.

41446533749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438031414.

The product of its digits is 4354560, while the sum is 50.

The spelling of 41446533749 in words is "forty-one billion, four hundred forty-six million, five hundred thirty-three thousand, seven hundred forty-nine".