11571105720039 has 16 divisors (see below), whose sum is σ = 15506686419840. Its totient is φ = 7674865524000.

The previous prime is 11571105720029. The next prime is 11571105720049. The reversal of 11571105720039 is 93002750117511.

It is an interprime number because it is at equal distance from previous prime (11571105720029) and next prime (11571105720049).

It is not a de Polignac number, because 11571105720039 - 2⁹ = 11571105719527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11571105720019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7788184 + ... + 9154125.

It is an arithmetic number, because the mean of its divisors is an integer number (969167901240).

Almost surely, 2^{11571105720039} is an apocalyptic number.

11571105720039 is a deficient number, since it is larger than the sum of its proper divisors (3935580699801).

11571105720039 is a wasteful number, since it uses less digits than its factorization.

11571105720039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16943470.

The product of its (nonzero) digits is 66150, while the sum is 42.

The spelling of 11571105720039 in words is "eleven trillion, five hundred seventy-one billion, one hundred five million, seven hundred twenty thousand, thirty-nine".