16162134838978 has 8 divisors (see below), whose sum is σ = 24267864725568. Its totient is φ = 8072846597124.

The previous prime is 16162134838931. The next prime is 16162134838981. The reversal of 16162134838978 is 87983843126161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16162134838978² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4110408726 + ... + 4110412657.

It is an arithmetic number, because the mean of its divisors is an integer number (3033483090696).

Almost surely, 2^{16162134838978} is an apocalyptic number.

16162134838978 is a deficient number, since it is larger than the sum of its proper divisors (8105729886590).

16162134838978 is an equidigital number, since it uses as much as digits as its factorization.

16162134838978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220822368.

The product of its digits is 83607552, while the sum is 67.

The spelling of 16162134838978 in words is "sixteen trillion, one hundred sixty-two billion, one hundred thirty-four million, eight hundred thirty-eight thousand, nine hundred seventy-eight".