16031732785127 has 2 divisors, whose sum is σ = 16031732785128. Its totient is φ = 16031732785126.

The previous prime is 16031732785009. The next prime is 16031732785157. The reversal of 16031732785127 is 72158723713061.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16031732785127 - 2¹⁴ = 16031732768743 is a prime.

It is a super-2 number, since 2×16031732785127² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16031732785157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8015866392563 + 8015866392564.

It is an arithmetic number, because the mean of its divisors is an integer number (8015866392564).

Almost surely, 2^{16031732785127} is an apocalyptic number.

16031732785127 is a deficient number, since it is larger than the sum of its proper divisors (1).

16031732785127 is an equidigital number, since it uses as much as digits as its factorization.

16031732785127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The spelling of 16031732785127 in words is "sixteen trillion, thirty-one billion, seven hundred thirty-two million, seven hundred eighty-five thousand, one hundred twenty-seven".