16506053227 has 2 divisors, whose sum is σ = 16506053228. Its totient is φ = 16506053226.

The previous prime is 16506053203. The next prime is 16506053231. The reversal of 16506053227 is 72235060561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16506053227 - 2³¹ = 14358569579 is a prime.

It is a super-2 number, since 2×16506053227² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16506153227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8253026613 + 8253026614.

It is an arithmetic number, because the mean of its divisors is an integer number (8253026614).

Almost surely, 2^16506053227 is an apocalyptic number.

16506053227 is a deficient number, since it is larger than the sum of its proper divisors (1).

16506053227 is an equidigital number, since it uses as much as digits as its factorization.

16506053227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 16506053227 in words is "sixteen billion, five hundred six million, fifty-three thousand, two hundred twenty-seven".