41443610997 has 4 divisors (see below), whose sum is σ = 55258148000. Its totient is φ = 27629073996.

The previous prime is 41443610993. The next prime is 41443611017. The reversal of 41443610997 is 79901634414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 41443610997 - 2² = 41443610993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41443610993) 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 3 ways as a sum of consecutive naturals, for example, 6907268497 + ... + 6907268502.

It is an arithmetic number, because the mean of its divisors is an integer number (13814537000).

Almost surely, 2^41443610997 is an apocalyptic number.

It is an amenable number.

41443610997 is a deficient number, since it is larger than the sum of its proper divisors (13814537003).

41443610997 is a wasteful number, since it uses less digits than its factorization.

41443610997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13814537002.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 41443610997 in words is "forty-one billion, four hundred forty-three million, six hundred ten thousand, nine hundred ninety-seven".