24220145104157 has 2 divisors, whose sum is σ = 24220145104158. Its totient is φ = 24220145104156.

The previous prime is 24220145104073. The next prime is 24220145104213. The reversal of 24220145104157 is 75140154102242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24190206069316 + 29939034841 = 4918354^2 + 173029^2 .

It is a cyclic number.

It is not a de Polignac number, because 24220145104157 - 2¹⁴ = 24220145087773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24220145104157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24220145104457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12110072552078 + 12110072552079.

It is an arithmetic number, because the mean of its divisors is an integer number (12110072552079).

Almost surely, 2^{24220145104157} is an apocalyptic number.

It is an amenable number.

24220145104157 is a deficient number, since it is larger than the sum of its proper divisors (1).

24220145104157 is an equidigital number, since it uses as much as digits as its factorization.

24220145104157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 89600, while the sum is 38.

Adding to 24220145104157 its reverse (75140154102242), we get a palindrome (99360299206399).

The spelling of 24220145104157 in words is "twenty-four trillion, two hundred twenty billion, one hundred forty-five million, one hundred four thousand, one hundred fifty-seven".