449696050129 has 2 divisors, whose sum is σ = 449696050130. Its totient is φ = 449696050128.

The previous prime is 449696050051. The next prime is 449696050147. The reversal of 449696050129 is 921050696944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403412981904 + 46283068225 = 635148^2 + 215135^2 .

It is a cyclic number.

It is not a de Polignac number, because 449696050129 - 2¹³ = 449696041937 is a prime.

It is a super-3 number, since 3×449696050129³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 449696050129.

It is not a weakly prime, because it can be changed into another prime (449696050189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224848025064 + 224848025065.

It is an arithmetic number, because the mean of its divisors is an integer number (224848025065).

Almost surely, 2^449696050129 is an apocalyptic number.

It is an amenable number.

449696050129 is a deficient number, since it is larger than the sum of its proper divisors (1).

449696050129 is an equidigital number, since it uses as much as digits as its factorization.

449696050129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 449696050129 in words is "four hundred forty-nine billion, six hundred ninety-six million, fifty thousand, one hundred twenty-nine".