16221276274 has 64 divisors (see below), whose sum is σ = 30147552000. Its totient is φ = 6388144128.

The previous prime is 16221276251. The next prime is 16221276293. The reversal of 16221276274 is 47267212261.

16221276274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2088382 + ... + 2096134.

It is an arithmetic number, because the mean of its divisors is an integer number (471055500).

Almost surely, 2^16221276274 is an apocalyptic number.

16221276274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16221276274 is a deficient number, since it is larger than the sum of its proper divisors (13926275726).

16221276274 is a wasteful number, since it uses less digits than its factorization.

16221276274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987.

The product of its digits is 112896, while the sum is 40.

The spelling of 16221276274 in words is "sixteen billion, two hundred twenty-one million, two hundred seventy-six thousand, two hundred seventy-four".