41205215523 has 4 divisors (see below), whose sum is σ = 54940287368. Its totient is φ = 27470143680.

The previous prime is 41205215459. The next prime is 41205215533. The reversal of 41205215523 is 32551250214.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 41205215523 - 2⁶ = 41205215459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41205215533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6867535918 + ... + 6867535923.

It is an arithmetic number, because the mean of its divisors is an integer number (13735071842).

Almost surely, 2^41205215523 is an apocalyptic number.

41205215523 is a deficient number, since it is larger than the sum of its proper divisors (13735071845).

41205215523 is a wasteful number, since it uses less digits than its factorization.

41205215523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13735071844.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 41205215523 its reverse (32551250214), we get a palindrome (73756465737).

The spelling of 41205215523 in words is "forty-one billion, two hundred five million, two hundred fifteen thousand, five hundred twenty-three".