40221424401441 has 4 divisors (see below), whose sum is σ = 53628565868592. Its totient is φ = 26814282934292.

The previous prime is 40221424401349. The next prime is 40221424401461. The reversal of 40221424401441 is 14410442412204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40221424401441 - 2¹¹ = 40221424399393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40221424401461) 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, 6703570733571 + ... + 6703570733576.

It is an arithmetic number, because the mean of its divisors is an integer number (13407141467148).

Almost surely, 2^{40221424401441} is an apocalyptic number.

It is an amenable number.

40221424401441 is a deficient number, since it is larger than the sum of its proper divisors (13407141467151).

40221424401441 is a wasteful number, since it uses less digits than its factorization.

40221424401441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13407141467150.

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 40221424401441 its reverse (14410442412204), we get a palindrome (54631866813645).

The spelling of 40221424401441 in words is "forty trillion, two hundred twenty-one billion, four hundred twenty-four million, four hundred one thousand, four hundred forty-one".