12361104040663 has 4 divisors (see below), whose sum is σ = 14126976046480. Its totient is φ = 10595232034848.

The previous prime is 12361104040661. The next prime is 12361104040669. The reversal of 12361104040663 is 36604040116321.

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 12361104040663 - 2¹ = 12361104040661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12361104040661) 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, 882936002898 + ... + 882936002911.

It is an arithmetic number, because the mean of its divisors is an integer number (3531744011620).

Almost surely, 2^{12361104040663} is an apocalyptic number.

12361104040663 is a deficient number, since it is larger than the sum of its proper divisors (1765872005817).

12361104040663 is an equidigital number, since it uses as much as digits as its factorization.

12361104040663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765872005816.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 12361104040663 its reverse (36604040116321), we get a palindrome (48965144156984).

The spelling of 12361104040663 in words is "twelve trillion, three hundred sixty-one billion, one hundred four million, forty thousand, six hundred sixty-three".