16493289274 has 32 divisors (see below), whose sum is σ = 30980537856. Its totient is φ = 6397635120.

The previous prime is 16493289257. The next prime is 16493289353. The reversal of 16493289274 is 47298239461.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200944 + ... + 270859.

It is an arithmetic number, because the mean of its divisors is an integer number (968141808).

Almost surely, 2^16493289274 is an apocalyptic number.

16493289274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16493289274 is a deficient number, since it is larger than the sum of its proper divisors (14487248582).

16493289274 is a wasteful number, since it uses less digits than its factorization.

16493289274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472050.

The product of its digits is 5225472, while the sum is 55.

It can be divided in two parts, 1649 and 3289274, that added together give a palindrome (3290923).

The spelling of 16493289274 in words is "sixteen billion, four hundred ninety-three million, two hundred eighty-nine thousand, two hundred seventy-four".