4278141049 has 12 divisors (see below), whose sum is σ = 5359430244. Its totient is φ = 3384902304.

The previous prime is 4278141041. The next prime is 4278141067. The reversal of 4278141049 is 9401418724.

It can be written as a sum of positive squares in 2 ways, for example, as 2484025600 + 1794115449 = 49840^2 + 42357^2 .

It is not a de Polignac number, because 4278141049 - 2³ = 4278141041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4278141041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3357402 + ... + 3358675.

It is an arithmetic number, because the mean of its divisors is an integer number (446619187).

Almost surely, 2^4278141049 is an apocalyptic number.

4278141049 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4278141049 is a deficient number, since it is larger than the sum of its proper divisors (1081289195).

4278141049 is a wasteful number, since it uses less digits than its factorization.

4278141049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6716104 (or 6716097 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 4278141049 is about 65407.4999445782. The cubic root of 4278141049 is about 1623.3731788736.

The spelling of 4278141049 in words is "four billion, two hundred seventy-eight million, one hundred forty-one thousand, forty-nine".