12141723729799 has 4 divisors (see below), whose sum is σ = 12141762523200. Its totient is φ = 12141684936400.

The previous prime is 12141723729673. The next prime is 12141723729823. The reversal of 12141723729799 is 99792732714121.

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 12141723729799 - 2¹³ = 12141723721607 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 12141723729799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12141723729299) 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, 18923374 + ... + 19554475.

It is an arithmetic number, because the mean of its divisors is an integer number (3035440630800).

Almost surely, 2^{12141723729799} is an apocalyptic number.

12141723729799 is a deficient number, since it is larger than the sum of its proper divisors (38793401).

12141723729799 is an equidigital number, since it uses as much as digits as its factorization.

12141723729799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38793400.

The product of its digits is 24004512, while the sum is 64.

The spelling of 12141723729799 in words is "twelve trillion, one hundred forty-one billion, seven hundred twenty-three million, seven hundred twenty-nine thousand, seven hundred ninety-nine".