41521631121 has 12 divisors (see below), whose sum is σ = 60197005440. Its totient is φ = 27578941560.

The previous prime is 41521631117. The next prime is 41521631131. The reversal of 41521631121 is 12113612514.

41521631121 is a `hidden beast` number, since 4 + 1 + 5 + 2 + 1 + 631 + 1 + 21 = 666.

It is not a de Polignac number, because 41521631121 - 2² = 41521631117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41521631131) 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 11 ways as a sum of consecutive naturals, for example, 8509581 + ... + 8514458.

It is an arithmetic number, because the mean of its divisors is an integer number (5016417120).

Almost surely, 2^41521631121 is an apocalyptic number.

It is an amenable number.

41521631121 is a deficient number, since it is larger than the sum of its proper divisors (18675374319).

41521631121 is a wasteful number, since it uses less digits than its factorization.

41521631121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17024316 (or 17024313 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The spelling of 41521631121 in words is "forty-one billion, five hundred twenty-one million, six hundred thirty-one thousand, one hundred twenty-one".