9773780363117 has 4 divisors (see below), whose sum is σ = 10110807272220. Its totient is φ = 9436753454016.

The previous prime is 9773780363071. The next prime is 9773780363177. The reversal of 9773780363117 is 7113630873779.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8195274582121 + 1578505780996 = 2862739^2 + 1256386^2 .

It is a cyclic number.

It is not a de Polignac number, because 9773780363117 - 2³⁴ = 9756600493933 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9773780363117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9773780363177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168513454508 + ... + 168513454565.

It is an arithmetic number, because the mean of its divisors is an integer number (2527701818055).

Almost surely, 2^{9773780363117} is an apocalyptic number.

It is an amenable number.

9773780363117 is a deficient number, since it is larger than the sum of its proper divisors (337026909103).

9773780363117 is a wasteful number, since it uses less digits than its factorization.

9773780363117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337026909102.

The product of its (nonzero) digits is 28005264, while the sum is 62.

The spelling of 9773780363117 in words is "nine trillion, seven hundred seventy-three billion, seven hundred eighty million, three hundred sixty-three thousand, one hundred seventeen".