4269806018 has 16 divisors (see below), whose sum is σ = 6690974976. Its totient is φ = 2041140720.

The previous prime is 4269806017. The next prime is 4269806113. The reversal of 4269806018 is 8106089624.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4269806018.

It is not an unprimeable number, because it can be changed into a prime (4269806017) 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 7 ways as a sum of consecutive naturals, for example, 409721 + ... + 420012.

It is an arithmetic number, because the mean of its divisors is an integer number (418185936).

Almost surely, 2^4269806018 is an apocalyptic number.

4269806018 is a deficient number, since it is larger than the sum of its proper divisors (2421168958).

4269806018 is a wasteful number, since it uses less digits than its factorization.

4269806018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829849.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 4269806018 is about 65343.7527082735. The cubic root of 4269806018 is about 1622.3182298151.

The spelling of 4269806018 in words is "four billion, two hundred sixty-nine million, eight hundred six thousand, eighteen".