41605531243 has 16 divisors (see below), whose sum is σ = 44368588800.
Its totient is φ = 38923147296.
The previous prime is 41605531211. The next prime is 41605531271. The reversal of 41605531243 is 34213550614.
It is not a de Polignac number, because 41605531243 - 25 = 41605531211 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 41605531199 and 41605531208.
It is not an unprimeable number, because it can be changed into a prime (41605537243) 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 15 ways as a sum of consecutive naturals, for example, 1662046 + ... + 1686892.
It is an arithmetic number, because the mean of its divisors is an integer number (2773036800).
Almost surely, 241605531243 is an apocalyptic number.
41605531243 is a deficient number, since it is larger than the sum of its proper divisors (2763057557).
41605531243 is a wasteful number, since it uses less digits than its factorization.
41605531243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26466.
The product of its (nonzero) digits is 43200, while the sum is 34.
The spelling of 41605531243 in words is "forty-one billion, six hundred five million, five hundred thirty-one thousand, two hundred forty-three".