11847344399953 has 2 divisors, whose sum is σ = 11847344399954. Its totient is φ = 11847344399952.

The previous prime is 11847344399939. The next prime is 11847344400037. The reversal of 11847344399953 is 35999344374811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9381919992064 + 2465424407889 = 3062992^2 + 1570167^2 .

It is a cyclic number.

It is not a de Polignac number, because 11847344399953 - 2²⁵ = 11847310845521 is a prime.

It is not a weakly prime, because it can be changed into another prime (11847342399953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5923672199976 + 5923672199977.

It is an arithmetic number, because the mean of its divisors is an integer number (5923672199977).

Almost surely, 2^{11847344399953} is an apocalyptic number.

It is an amenable number.

11847344399953 is a deficient number, since it is larger than the sum of its proper divisors (1).

11847344399953 is an equidigital number, since it uses as much as digits as its factorization.

11847344399953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352719360, while the sum is 70.

The spelling of 11847344399953 in words is "eleven trillion, eight hundred forty-seven billion, three hundred forty-four million, three hundred ninety-nine thousand, nine hundred fifty-three".