41223535521 has 16 divisors (see below), whose sum is σ = 64002040704. Its totient is φ = 23111846784.

The previous prime is 41223535481. The next prime is 41223535541. The reversal of 41223535521 is 12553532214.

41223535521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41223535521 - 2¹³ = 41223527329 is a prime.

It is a super-2 number, since 2×41223535521² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41223535541) 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, 18517996 + ... + 18520221.

It is an arithmetic number, because the mean of its divisors is an integer number (4000127544).

Almost surely, 2^41223535521 is an apocalyptic number.

It is an amenable number.

41223535521 is a deficient number, since it is larger than the sum of its proper divisors (22778505183).

41223535521 is a wasteful number, since it uses less digits than its factorization.

41223535521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37038280.

The product of its digits is 36000, while the sum is 33.

The spelling of 41223535521 in words is "forty-one billion, two hundred twenty-three million, five hundred thirty-five thousand, five hundred twenty-one".