41042522521 has 48 divisors (see below), whose sum is σ = 56353236352. Its totient is φ = 29079959040.

The previous prime is 41042522489. The next prime is 41042522551. The reversal of 41042522521 is 12522524014.

It is a happy number.

It is not a de Polignac number, because 41042522521 - 2⁵ = 41042522489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41042522521.

It is not an unprimeable number, because it can be changed into a prime (41042522551) 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 47 ways as a sum of consecutive naturals, for example, 709921 + ... + 765553.

Almost surely, 2^41042522521 is an apocalyptic number.

It is an amenable number.

41042522521 is a deficient number, since it is larger than the sum of its proper divisors (15310713831).

41042522521 is a wasteful number, since it uses less digits than its factorization.

41042522521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55742 (or 55731 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The spelling of 41042522521 in words is "forty-one billion, forty-two million, five hundred twenty-two thousand, five hundred twenty-one".