2078989096901 has 2 divisors, whose sum is σ = 2078989096902. Its totient is φ = 2078989096900.

The previous prime is 2078989096861. The next prime is 2078989096939. The reversal of 2078989096901 is 1096909898702.

It is a Cunningham number, because it is equal to 1441870²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2078989096900 + 1 = 1441870^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 2078989096901 - 2¹⁴ = 2078989080517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2078989093901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039494548450 + 1039494548451.

It is an arithmetic number, because the mean of its divisors is an integer number (1039494548451).

Almost surely, 2^{2078989096901} is an apocalyptic number.

It is an amenable number.

2078989096901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2078989096901 is an equidigital number, since it uses as much as digits as its factorization.

2078989096901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35271936, while the sum is 68.

The spelling of 2078989096901 in words is "two trillion, seventy-eight billion, nine hundred eighty-nine million, ninety-six thousand, nine hundred one".