4118638998 has 16 divisors (see below), whose sum is σ = 8257422960. Its totient is φ = 1369522176.

The previous prime is 4118638991. The next prime is 4118639033. The reversal of 4118638998 is 8998368114.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4118638991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836715 + ... + 841622.

It is an arithmetic number, because the mean of its divisors is an integer number (516088935).

Almost surely, 2^4118638998 is an apocalyptic number.

4118638998 is an abundant number, since it is smaller than the sum of its proper divisors (4138783962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4118638998 is a wasteful number, since it uses less digits than its factorization.

4118638998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678751.

The product of its digits is 2985984, while the sum is 57.

The square root of 4118638998 is about 64176.6234543389. The cubic root of 4118638998 is about 1602.9423719107.

The spelling of 4118638998 in words is "four billion, one hundred eighteen million, six hundred thirty-eight thousand, nine hundred ninety-eight".