16158858338 has 16 divisors (see below), whose sum is σ = 27806232960. Its totient is φ = 6898891776.

The previous prime is 16158858277. The next prime is 16158858347. The reversal of 16158858338 is 83385885161.

It is a happy number.

It is a super-2 number, since 2×16158858338² (a number of 21 digits) contains 22 as substring.

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, 2190623 + ... + 2197986.

It is an arithmetic number, because the mean of its divisors is an integer number (1737889560).

Almost surely, 2^16158858338 is an apocalyptic number.

16158858338 is a deficient number, since it is larger than the sum of its proper divisors (11647374622).

16158858338 is a wasteful number, since it uses less digits than its factorization.

16158858338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388881.

The product of its digits is 5529600, while the sum is 56.

The spelling of 16158858338 in words is "sixteen billion, one hundred fifty-eight million, eight hundred fifty-eight thousand, three hundred thirty-eight".