41544422236021 has 4 divisors (see below), whose sum is σ = 41663460695500. Its totient is φ = 41425383776544.

The previous prime is 41544422236007. The next prime is 41544422236069. The reversal of 41544422236021 is 12063222444514.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34734874576900 + 6809547659121 = 5893630^2 + 2609511^2 .

It is a cyclic number.

It is not a de Polignac number, because 41544422236021 - 2¹³ = 41544422227829 is a prime.

It is a super-2 number, since 2×41544422236021² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41544422236621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59519229216 + ... + 59519229913.

It is an arithmetic number, because the mean of its divisors is an integer number (10415865173875).

Almost surely, 2^{41544422236021} is an apocalyptic number.

It is an amenable number.

41544422236021 is a deficient number, since it is larger than the sum of its proper divisors (119038459479).

41544422236021 is a wasteful number, since it uses less digits than its factorization.

41544422236021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119038459478.

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 41544422236021 in words is "forty-one trillion, five hundred forty-four billion, four hundred twenty-two million, two hundred thirty-six thousand, twenty-one".