16156465727 has 2 divisors, whose sum is σ = 16156465728. Its totient is φ = 16156465726.

The previous prime is 16156465609. The next prime is 16156465733. The reversal of 16156465727 is 72756465161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16156465727 - 2¹⁰ = 16156464703 is a prime.

It is a super-2 number, since 2×16156465727² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16156465027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8078232863 + 8078232864.

It is an arithmetic number, because the mean of its divisors is an integer number (8078232864).

Almost surely, 2^16156465727 is an apocalyptic number.

16156465727 is a deficient number, since it is larger than the sum of its proper divisors (1).

16156465727 is an equidigital number, since it uses as much as digits as its factorization.

16156465727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 50.

The spelling of 16156465727 in words is "sixteen billion, one hundred fifty-six million, four hundred sixty-five thousand, seven hundred twenty-seven".