4223242051541 has 4 divisors (see below), whose sum is σ = 4223270887500. Its totient is φ = 4223213215584.

The previous prime is 4223242051537. The next prime is 4223242051543. The reversal of 4223242051541 is 1451502423224.

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 3809831630641 + 413410420900 = 1951879^2 + 642970^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223242051541 - 2² = 4223242051537 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223242051543) 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, 14197166 + ... + 14491583.

It is an arithmetic number, because the mean of its divisors is an integer number (1055817721875).

Almost surely, 2^{4223242051541} is an apocalyptic number.

It is an amenable number.

4223242051541 is a deficient number, since it is larger than the sum of its proper divisors (28835959).

4223242051541 is a wasteful number, since it uses less digits than its factorization.

4223242051541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28835958.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 4223242051541 its reverse (1451502423224), we get a palindrome (5674744474765).

The spelling of 4223242051541 in words is "four trillion, two hundred twenty-three billion, two hundred forty-two million, fifty-one thousand, five hundred forty-one".