41445634543 has 16 divisors (see below), whose sum is σ = 43388974080. Its totient is φ = 39542817600.

The previous prime is 41445634523. The next prime is 41445634561. The reversal of 41445634543 is 34543654414.

It is a cyclic number.

It is not a de Polignac number, because 41445634543 - 2²¹ = 41443537391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41445634543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41445634523) 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, 935728 + ... + 979018.

It is an arithmetic number, because the mean of its divisors is an integer number (2711810880).

Almost surely, 2^41445634543 is an apocalyptic number.

41445634543 is a deficient number, since it is larger than the sum of its proper divisors (1943339537).

41445634543 is a wasteful number, since it uses less digits than its factorization.

41445634543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43758.

The product of its digits is 1382400, while the sum is 43.

The spelling of 41445634543 in words is "forty-one billion, four hundred forty-five million, six hundred thirty-four thousand, five hundred forty-three".