984579648061 has 2 divisors, whose sum is σ = 984579648062. Its totient is φ = 984579648060.

The previous prime is 984579648007. The next prime is 984579648067. The reversal of 984579648061 is 160846975489.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 646110516100 + 338469131961 = 803810^2 + 581781^2 .

It is a cyclic number.

It is not a de Polignac number, because 984579648061 - 2²⁷ = 984445430333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (984579648067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492289824030 + 492289824031.

It is an arithmetic number, because the mean of its divisors is an integer number (492289824031).

Almost surely, 2^984579648061 is an apocalyptic number.

It is an amenable number.

984579648061 is a deficient number, since it is larger than the sum of its proper divisors (1).

984579648061 is an equidigital number, since it uses as much as digits as its factorization.

984579648061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104509440, while the sum is 67.

The spelling of 984579648061 in words is "nine hundred eighty-four billion, five hundred seventy-nine million, six hundred forty-eight thousand, sixty-one".