3869383452449 has 4 divisors (see below), whose sum is σ = 3869579301120. Its totient is φ = 3869187603780.

The previous prime is 3869383452443. The next prime is 3869383452469. The reversal of 3869383452449 is 9442543839683.

3869383452449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3869383452449 is a prime.

It is a super-2 number, since 2×3869383452449² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3869383452443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97894697 + ... + 97934214.

It is an arithmetic number, because the mean of its divisors is an integer number (967394825280).

Almost surely, 2^{3869383452449} is an apocalyptic number.

It is an amenable number.

3869383452449 is a deficient number, since it is larger than the sum of its proper divisors (195848671).

3869383452449 is a wasteful number, since it uses less digits than its factorization.

3869383452449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195848670.

The product of its digits is 537477120, while the sum is 68.

The spelling of 3869383452449 in words is "three trillion, eight hundred sixty-nine billion, three hundred eighty-three million, four hundred fifty-two thousand, four hundred forty-nine".