16428558118 has 16 divisors (see below), whose sum is σ = 28194315264. Its totient is φ = 7033042440.

The previous prime is 16428558103. The next prime is 16428558121. The reversal of 16428558118 is 81185582461.

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, 634198 + ... + 659593.

It is an arithmetic number, because the mean of its divisors is an integer number (1762144704).

Almost surely, 2^16428558118 is an apocalyptic number.

16428558118 is a deficient number, since it is larger than the sum of its proper divisors (11765757146).

16428558118 is a wasteful number, since it uses less digits than its factorization.

16428558118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294707.

The product of its digits is 614400, while the sum is 49.

The spelling of 16428558118 in words is "sixteen billion, four hundred twenty-eight million, five hundred fifty-eight thousand, one hundred eighteen".