4138348449 has 16 divisors (see below), whose sum is σ = 5675765760. Its totient is φ = 2680760400.

The previous prime is 4138348421. The next prime is 4138348453. The reversal of 4138348449 is 9448438314.

It is not a de Polignac number, because 4138348449 - 2¹⁶ = 4138282913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4138348398 and 4138348407.

It is not an unprimeable number, because it can be changed into a prime (4138348469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85977 + ... + 125174.

It is an arithmetic number, because the mean of its divisors is an integer number (354735360).

Almost surely, 2^4138348449 is an apocalyptic number.

It is an amenable number.

4138348449 is a deficient number, since it is larger than the sum of its proper divisors (1537417311).

4138348449 is a wasteful number, since it uses less digits than its factorization.

4138348449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211340.

The product of its digits is 1327104, while the sum is 48.

The square root of 4138348449 is about 64329.9964946369. The cubic root of 4138348449 is about 1605.4952259141.

The spelling of 4138348449 in words is "four billion, one hundred thirty-eight million, three hundred forty-eight thousand, four hundred forty-nine".