41521546563 has 16 divisors (see below), whose sum is σ = 64071828480. Its totient is φ = 23426260416.

The previous prime is 41521546541. The next prime is 41521546579. The reversal of 41521546563 is 36564512514.

It is not a de Polignac number, because 41521546563 - 2¹⁸ = 41521284419 is a prime.

It is a super-2 number, since 2×41521546563² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41521546663) 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, 12512370 + ... + 12515687.

It is an arithmetic number, because the mean of its divisors is an integer number (4004489280).

Almost surely, 2^41521546563 is an apocalyptic number.

41521546563 is a deficient number, since it is larger than the sum of its proper divisors (22550281917).

41521546563 is a wasteful number, since it uses less digits than its factorization.

41521546563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25028146.

The product of its digits is 432000, while the sum is 42.

The spelling of 41521546563 in words is "forty-one billion, five hundred twenty-one million, five hundred forty-six thousand, five hundred sixty-three".