8780530066379 has 4 divisors (see below), whose sum is σ = 8780765072040. Its totient is φ = 8780295060720.

The previous prime is 8780530066349. The next prime is 8780530066381. The reversal of 8780530066379 is 9736600350878.

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

It is a cyclic number.

It is not a de Polignac number, because 8780530066379 - 2⁸ = 8780530066123 is a prime.

It is a super-2 number, since 2×8780530066379² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8780530066309) 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, 117446777 + ... + 117521514.

It is an arithmetic number, because the mean of its divisors is an integer number (2195191268010).

Almost surely, 2^{8780530066379} is an apocalyptic number.

8780530066379 is a deficient number, since it is larger than the sum of its proper divisors (235005661).

8780530066379 is a wasteful number, since it uses less digits than its factorization.

8780530066379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235005660.

The product of its (nonzero) digits is 45722880, while the sum is 62.

The spelling of 8780530066379 in words is "eight trillion, seven hundred eighty billion, five hundred thirty million, sixty-six thousand, three hundred seventy-nine".