11986299345323 has 4 divisors (see below), whose sum is σ = 11986314963888. Its totient is φ = 11986283726760.

The previous prime is 11986299345281. The next prime is 11986299345341. The reversal of 11986299345323 is 32354399268911.

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 11986299345323 - 2²⁰ = 11986298296747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11986299345323.

It is not an unprimeable number, because it can be changed into a prime (11986299315323) 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, 6595208 + ... + 8213973.

It is an arithmetic number, because the mean of its divisors is an integer number (2996578740972).

Almost surely, 2^{11986299345323} is an apocalyptic number.

11986299345323 is a deficient number, since it is larger than the sum of its proper divisors (15618565).

11986299345323 is an equidigital number, since it uses as much as digits as its factorization.

11986299345323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15618564.

The product of its digits is 75582720, while the sum is 65.

The spelling of 11986299345323 in words is "eleven trillion, nine hundred eighty-six billion, two hundred ninety-nine million, three hundred forty-five thousand, three hundred twenty-three".