16100349728 has 24 divisors (see below), whose sum is σ = 32131781388. Its totient is φ = 7939897344.

The previous prime is 16100349701. The next prime is 16100349743. The reversal of 16100349728 is 82794300161.

It can be written as a sum of positive squares in 2 ways, for example, as 15868944784 + 231404944 = 125972^2 + 15212^2 .

It is a super-2 number, since 2×16100349728² (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 3 ways as a sum of consecutive naturals, for example, 3443801 + ... + 3448472.

Almost surely, 2^16100349728 is an apocalyptic number.

It is an amenable number.

16100349728 is a deficient number, since it is larger than the sum of its proper divisors (16031431660).

16100349728 is an equidigital number, since it uses as much as digits as its factorization.

16100349728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6892356 (or 6892348 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

Adding to 16100349728 its reverse (82794300161), we get a palindrome (98894649889).

The spelling of 16100349728 in words is "sixteen billion, one hundred million, three hundred forty-nine thousand, seven hundred twenty-eight".