11707896449971 has 4 divisors (see below), whose sum is σ = 12024326083792. Its totient is φ = 11391466816152.

The previous prime is 11707896449939. The next prime is 11707896449981. The reversal of 11707896449971 is 17994469870711.

11707896449971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11707896449971 - 2⁵ = 11707896449939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11707896449894 and 11707896449903.

It is not an unprimeable number, because it can be changed into a prime (11707896449981) 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, 158214816855 + ... + 158214816928.

It is an arithmetic number, because the mean of its divisors is an integer number (3006081520948).

Almost surely, 2^{11707896449971} is an apocalyptic number.

11707896449971 is a deficient number, since it is larger than the sum of its proper divisors (316429633821).

11707896449971 is an equidigital number, since it uses as much as digits as its factorization.

11707896449971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316429633820.

The product of its (nonzero) digits is 192036096, while the sum is 73.

The spelling of 11707896449971 in words is "eleven trillion, seven hundred seven billion, eight hundred ninety-six million, four hundred forty-nine thousand, nine hundred seventy-one".