996156651289 has 2 divisors, whose sum is σ = 996156651290. Its totient is φ = 996156651288.

The previous prime is 996156651277. The next prime is 996156651299. The reversal of 996156651289 is 982156651699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 798583513225 + 197573138064 = 893635^2 + 444492^2 .

It is a cyclic number.

It is not a de Polignac number, because 996156651289 - 2²¹ = 996154554137 is a prime.

It is not a weakly prime, because it can be changed into another prime (996156651299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498078325644 + 498078325645.

It is an arithmetic number, because the mean of its divisors is an integer number (498078325645).

Almost surely, 2^996156651289 is an apocalyptic number.

It is an amenable number.

996156651289 is a deficient number, since it is larger than the sum of its proper divisors (1).

996156651289 is an equidigital number, since it uses as much as digits as its factorization.

996156651289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62985600, while the sum is 67.

The spelling of 996156651289 in words is "nine hundred ninety-six billion, one hundred fifty-six million, six hundred fifty-one thousand, two hundred eighty-nine".