996693390061 has 2 divisors, whose sum is σ = 996693390062. Its totient is φ = 996693390060.

The previous prime is 996693390053. The next prime is 996693390089. The reversal of 996693390061 is 160093396699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 716316786025 + 280376604036 = 846355^2 + 529506^2 .

It is a cyclic number.

It is not a de Polignac number, because 996693390061 - 2³ = 996693390053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996693390761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498346695030 + 498346695031.

It is an arithmetic number, because the mean of its divisors is an integer number (498346695031).

Almost surely, 2^996693390061 is an apocalyptic number.

It is an amenable number.

996693390061 is a deficient number, since it is larger than the sum of its proper divisors (1).

996693390061 is an equidigital number, since it uses as much as digits as its factorization.

996693390061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12754584, while the sum is 61.

The spelling of 996693390061 in words is "nine hundred ninety-six billion, six hundred ninety-three million, three hundred ninety thousand, sixty-one".