22454440501 has 4 divisors (see below), whose sum is σ = 22789581472. Its totient is φ = 22119299532.

The previous prime is 22454440447. The next prime is 22454440543. The reversal of 22454440501 is 10504445422.

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 22454440501 - 2¹⁵ = 22454407733 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 (22454440571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167570385 + ... + 167570518.

It is an arithmetic number, because the mean of its divisors is an integer number (5697395368).

Almost surely, 2^22454440501 is an apocalyptic number.

It is an amenable number.

22454440501 is a deficient number, since it is larger than the sum of its proper divisors (335140971).

22454440501 is an equidigital number, since it uses as much as digits as its factorization.

22454440501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335140970.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 22454440501 its reverse (10504445422), we get a palindrome (32958885923).

The spelling of 22454440501 in words is "twenty-two billion, four hundred fifty-four million, four hundred forty thousand, five hundred one".