229144080157 has 2 divisors, whose sum is σ = 229144080158. Its totient is φ = 229144080156.

The previous prime is 229144080127. The next prime is 229144080223. The reversal of 229144080157 is 751080441922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176579805796 + 52564274361 = 420214^2 + 229269^2 .

It is a cyclic number.

It is not a de Polignac number, because 229144080157 - 2¹¹ = 229144078109 is a prime.

It is a super-2 number, since 2×229144080157² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229144080127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114572040078 + 114572040079.

It is an arithmetic number, because the mean of its divisors is an integer number (114572040079).

Almost surely, 2^229144080157 is an apocalyptic number.

It is an amenable number.

229144080157 is a deficient number, since it is larger than the sum of its proper divisors (1).

229144080157 is an equidigital number, since it uses as much as digits as its factorization.

229144080157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 229144080157 in words is "two hundred twenty-nine billion, one hundred forty-four million, eighty thousand, one hundred fifty-seven".