3818562049 has 16 divisors (see below), whose sum is σ = 4074606720. Its totient is φ = 3566096640.

The previous prime is 3818561987. The next prime is 3818562079. The reversal of 3818562049 is 9402658183.

It is a cyclic number.

It is not a de Polignac number, because 3818562049 - 2²³ = 3810173441 is a prime.

It is a super-2 number, since 2×3818562049² = 29162832244126156802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3818562079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2031292 + ... + 2033170.

It is an arithmetic number, because the mean of its divisors is an integer number (254662920).

Almost surely, 2^3818562049 is an apocalyptic number.

It is an amenable number.

3818562049 is a deficient number, since it is larger than the sum of its proper divisors (256044671).

3818562049 is a wasteful number, since it uses less digits than its factorization.

3818562049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760.

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 3818562049 is about 61794.5147161138. The cubic root of 3818562049 is about 1563.0274936570.

The spelling of 3818562049 in words is "three billion, eight hundred eighteen million, five hundred sixty-two thousand, forty-nine".