449069055129 has 24 divisors (see below), whose sum is σ = 683707128832. Its totient is φ = 294471501840.

The previous prime is 449069055119. The next prime is 449069055161. The reversal of 449069055129 is 921550960944.

449069055129 is a `hidden beast` number, since 4 + 4 + 9 + 0 + 69 + 0 + 551 + 29 = 666.

It is not a de Polignac number, because 449069055129 - 2³⁵ = 414709316761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449069055119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15132889 + ... + 15162534.

Almost surely, 2^449069055129 is an apocalyptic number.

It is an amenable number.

449069055129 is a deficient number, since it is larger than the sum of its proper divisors (234638073703).

449069055129 is an equidigital number, since it uses as much as digits as its factorization.

449069055129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30295499 (or 30295487 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 449069055129 in words is "four hundred forty-nine billion, sixty-nine million, fifty-five thousand, one hundred twenty-nine".