41663601903 has 32 divisors (see below), whose sum is σ = 69325401600. Its totient is φ = 21622671360.

The previous prime is 41663601901. The next prime is 41663601949. The reversal of 41663601903 is 30910636614.

It is not a de Polignac number, because 41663601903 - 2¹ = 41663601901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41663601901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156351 + ... + 328287.

It is an arithmetic number, because the mean of its divisors is an integer number (2166418800).

Almost surely, 2^41663601903 is an apocalyptic number.

41663601903 is a deficient number, since it is larger than the sum of its proper divisors (27661799697).

41663601903 is a wasteful number, since it uses less digits than its factorization.

41663601903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173007.

The product of its (nonzero) digits is 69984, while the sum is 39.

The spelling of 41663601903 in words is "forty-one billion, six hundred sixty-three million, six hundred one thousand, nine hundred three".