9780084800879 has 8 divisors (see below), whose sum is σ = 9990461210880. Its totient is φ = 9569803786776.

The previous prime is 9780084800819. The next prime is 9780084800933.

9780084800879 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9780084800879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9780084800819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23641709 + ... + 24051830.

It is an arithmetic number, because the mean of its divisors is an integer number (1248807651360).

Almost surely, 2^{9780084800879} is an apocalyptic number.

9780084800879 is a deficient number, since it is larger than the sum of its proper divisors (210376410001).

9780084800879 is a wasteful number, since it uses less digits than its factorization.

9780084800879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47697949.

The product of its (nonzero) digits is 65028096, while the sum is 68.

The spelling of 9780084800879 in words is "nine trillion, seven hundred eighty billion, eighty-four million, eight hundred thousand, eight hundred seventy-nine".