41645420244 has 48 divisors (see below), whose sum is σ = 108186120000. Its totient is φ = 13853969568.

The previous prime is 41645420221. The next prime is 41645420269. The reversal of 41645420244 is 44202454614.

41645420244 is a `hidden beast` number, since 4 + 1 + 645 + 4 + 2 + 0 + 2 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 41645420199 and 41645420208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332487 + ... + 440270.

It is an arithmetic number, because the mean of its divisors is an integer number (2253877500).

Almost surely, 2^41645420244 is an apocalyptic number.

It is an amenable number.

41645420244 is an abundant number, since it is smaller than the sum of its proper divisors (66540699756).

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

41645420244 is a wasteful number, since it uses less digits than its factorization.

41645420244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773269 (or 773261 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 41645420244 its reverse (44202454614), we get a palindrome (85847874858).

The spelling of 41645420244 in words is "forty-one billion, six hundred forty-five million, four hundred twenty thousand, two hundred forty-four".