22541144151 has 4 divisors (see below), whose sum is σ = 30054858872. Its totient is φ = 15027429432.

The previous prime is 22541144147. The next prime is 22541144159. The reversal of 22541144151 is 15144114522.

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

It is not a de Polignac number, because 22541144151 - 2² = 22541144147 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 (22541144159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3756857356 + ... + 3756857361.

It is an arithmetic number, because the mean of its divisors is an integer number (7513714718).

Almost surely, 2^22541144151 is an apocalyptic number.

22541144151 is a deficient number, since it is larger than the sum of its proper divisors (7513714721).

22541144151 is an equidigital number, since it uses as much as digits as its factorization.

22541144151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7513714720.

The product of its digits is 6400, while the sum is 30.

Adding to 22541144151 its reverse (15144114522), we get a palindrome (37685258673).

The spelling of 22541144151 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-four thousand, one hundred fifty-one".