8791340220039 has 16 divisors (see below), whose sum is σ = 12623533300224. Its totient is φ = 5410025340000.

The previous prime is 8791340220029. The next prime is 8791340220049. The reversal of 8791340220039 is 9300220431978.

It is an interprime number because it is at equal distance from previous prime (8791340220029) and next prime (8791340220049).

It is not a de Polignac number, because 8791340220039 - 2⁴ = 8791340220023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8791340220039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8791340220029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7925014 + ... + 8965964.

It is an arithmetic number, because the mean of its divisors is an integer number (788970831264).

Almost surely, 2^{8791340220039} is an apocalyptic number.

8791340220039 is a deficient number, since it is larger than the sum of its proper divisors (3832193080185).

8791340220039 is a wasteful number, since it uses less digits than its factorization.

8791340220039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257518.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 8791340220039 in words is "eight trillion, seven hundred ninety-one billion, three hundred forty million, two hundred twenty thousand, thirty-nine".