41802631605 has 64 divisors (see below), whose sum is σ = 85808110080. Its totient is φ = 18912724992.

The previous prime is 41802631603. The next prime is 41802631631. The reversal of 41802631605 is 50613620814.

It is a happy number.

41802631605 is a `hidden beast` number, since 4 + 18 + 0 + 2 + 6 + 31 + 605 = 666.

It is not a de Polignac number, because 41802631605 - 2¹ = 41802631603 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41802631605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41802631603) 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 63 ways as a sum of consecutive naturals, for example, 136354 + ... + 319683.

It is an arithmetic number, because the mean of its divisors is an integer number (1340751720).

Almost surely, 2^41802631605 is an apocalyptic number.

41802631605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41802631605 is an abundant number, since it is smaller than the sum of its proper divisors (44005478475).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41802631605 is a wasteful number, since it uses less digits than its factorization.

41802631605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456155 (or 456149 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 41802631605 in words is "forty-one billion, eight hundred two million, six hundred thirty-one thousand, six hundred five".