16343296128 has 80 divisors (see below), whose sum is σ = 48637415310. Its totient is φ = 5447761920.

The previous prime is 16343296111. The next prime is 16343296153. The reversal of 16343296128 is 82169234361.

16343296128 is a `hidden beast` number, since 1 + 6 + 3 + 4 + 3 + 29 + 612 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8640074304 + 7703221824 = 92952^2 + 87768^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 777793 + ... + 798528.

Almost surely, 2^16343296128 is an apocalyptic number.

16343296128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16343296128 is an abundant number, since it is smaller than the sum of its proper divisors (32294119182).

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

16343296128 is an equidigital number, since it uses as much as digits as its factorization.

16343296128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576347 (or 1576326 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

It can be divided in two parts, 163432 and 96128, that added together give a triangular number (259560 = T₇₂₀).

The spelling of 16343296128 in words is "sixteen billion, three hundred forty-three million, two hundred ninety-six thousand, one hundred twenty-eight".