4209448829949 has 24 divisors (see below), whose sum is σ = 6633831439872. Its totient is φ = 2550888587520.

The previous prime is 4209448829933. The next prime is 4209448829983. The reversal of 4209448829949 is 9499288449024.

4209448829949 is a `hidden beast` number, since 420 + 94 + 4 + 8 + 8 + 29 + 94 + 9 = 666.

4209448829949 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4209448829949 - 2⁴ = 4209448829933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4209448829149) 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, 1568349 + ... + 3298274.

It is an arithmetic number, because the mean of its divisors is an integer number (276409643328).

Almost surely, 2^{4209448829949} is an apocalyptic number.

It is an amenable number.

4209448829949 is a deficient number, since it is larger than the sum of its proper divisors (2424382609923).

4209448829949 is a wasteful number, since it uses less digits than its factorization.

4209448829949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4875377 (or 4875374 counting only the distinct ones).

The product of its (nonzero) digits is 429981696, while the sum is 72.

The spelling of 4209448829949 in words is "four trillion, two hundred nine billion, four hundred forty-eight million, eight hundred twenty-nine thousand, nine hundred forty-nine".