16118233718 has 16 divisors (see below), whose sum is σ = 24825864960. Its totient is φ = 7845598056.

The previous prime is 16118233697. The next prime is 16118233723. The reversal of 16118233718 is 81733281161.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650930 + ... + 675237.

It is an arithmetic number, because the mean of its divisors is an integer number (1551616560).

Almost surely, 2^16118233718 is an apocalyptic number.

16118233718 is a deficient number, since it is larger than the sum of its proper divisors (8707631242).

16118233718 is a wasteful number, since it uses less digits than its factorization.

16118233718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326331.

The product of its digits is 48384, while the sum is 41.

The spelling of 16118233718 in words is "sixteen billion, one hundred eighteen million, two hundred thirty-three thousand, seven hundred eighteen".