16133139927 has 40 divisors (see below), whose sum is σ = 25630686576. Its totient is φ = 10077965568.

The previous prime is 16133139907. The next prime is 16133139977. The reversal of 16133139927 is 72993133161.

16133139927 is a `hidden beast` number, since 1 + 613 + 3 + 1 + 3 + 9 + 9 + 27 = 666.

It is not a de Polignac number, because 16133139927 - 2⁶ = 16133139863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16133139907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 286773 + ... + 338385.

Almost surely, 2^16133139927 is an apocalyptic number.

16133139927 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16133139927 is a deficient number, since it is larger than the sum of its proper divisors (9497546649).

16133139927 is a wasteful number, since it uses less digits than its factorization.

16133139927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51869 (or 51860 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The spelling of 16133139927 in words is "sixteen billion, one hundred thirty-three million, one hundred thirty-nine thousand, nine hundred twenty-seven".