41635450021 has 32 divisors (see below), whose sum is σ = 48570391296. Its totient is φ = 35339328000.

The previous prime is 41635450013. The next prime is 41635450039. The reversal of 41635450021 is 12005453614.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 41635450021 - 2³ = 41635450013 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 (41635450061) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 997456 + ... + 1038358.

It is an arithmetic number, because the mean of its divisors is an integer number (1517824728).

Almost surely, 2^41635450021 is an apocalyptic number.

41635450021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

41635450021 is a deficient number, since it is larger than the sum of its proper divisors (6934941275).

41635450021 is a wasteful number, since it uses less digits than its factorization.

41635450021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41053.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 41635450021 in words is "forty-one billion, six hundred thirty-five million, four hundred fifty thousand, twenty-one".