41534351643321 has 16 divisors (see below), whose sum is σ = 61533504040000. Its totient is φ = 27689058706464.

The previous prime is 41534351643311. The next prime is 41534351643349. The reversal of 41534351643321 is 12334615343514.

41534351643321 is a `hidden beast` number, since 4 + 1 + 5 + 3 + 435 + 164 + 33 + 21 = 666.

It is not a de Polignac number, because 41534351643321 - 2¹⁰ = 41534351642297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41534351643311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12641716 + ... + 15584661.

It is an arithmetic number, because the mean of its divisors is an integer number (3845844002500).

Almost surely, 2^{41534351643321} is an apocalyptic number.

It is an amenable number.

41534351643321 is a deficient number, since it is larger than the sum of its proper divisors (19999152396679).

41534351643321 is a wasteful number, since it uses less digits than its factorization.

41534351643321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28280885 (or 28280879 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

Adding to 41534351643321 its reverse (12334615343514), we get a palindrome (53868966986835).

The spelling of 41534351643321 in words is "forty-one trillion, five hundred thirty-four billion, three hundred fifty-one million, six hundred forty-three thousand, three hundred twenty-one".