9978970592711 has 2 divisors, whose sum is σ = 9978970592712. Its totient is φ = 9978970592710.

The previous prime is 9978970592639. The next prime is 9978970592719. The reversal of 9978970592711 is 1172950798799.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9978970592711 - 2¹⁰ = 9978970591687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9978970592719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4989485296355 + 4989485296356.

It is an arithmetic number, because the mean of its divisors is an integer number (4989485296356).

Almost surely, 2^{9978970592711} is an apocalyptic number.

9978970592711 is a deficient number, since it is larger than the sum of its proper divisors (1).

9978970592711 is an equidigital number, since it uses as much as digits as its factorization.

9978970592711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180033840, while the sum is 74.

The spelling of 9978970592711 in words is "nine trillion, nine hundred seventy-eight billion, nine hundred seventy million, five hundred ninety-two thousand, seven hundred eleven".