229449154049 has 2 divisors, whose sum is σ = 229449154050. Its totient is φ = 229449154048.

The previous prime is 229449153977. The next prime is 229449154061. The reversal of 229449154049 is 940451944922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215532705025 + 13916449024 = 464255^2 + 117968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229449154049 is a prime.

It is not a weakly prime, because it can be changed into another prime (229449154349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114724577024 + 114724577025.

It is an arithmetic number, because the mean of its divisors is an integer number (114724577025).

Almost surely, 2^229449154049 is an apocalyptic number.

It is an amenable number.

229449154049 is a deficient number, since it is larger than the sum of its proper divisors (1).

229449154049 is an equidigital number, since it uses as much as digits as its factorization.

229449154049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 229449154049 in words is "two hundred twenty-nine billion, four hundred forty-nine million, one hundred fifty-four thousand, forty-nine".