12365631363 has 4 divisors (see below), whose sum is σ = 16487508488. Its totient is φ = 8243754240.

The previous prime is 12365631359. The next prime is 12365631391. The reversal of 12365631363 is 36313656321.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12365631363 - 2² = 12365631359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12365631163) 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, 2060938558 + ... + 2060938563.

It is an arithmetic number, because the mean of its divisors is an integer number (4121877122).

Almost surely, 2^12365631363 is an apocalyptic number.

12365631363 is a deficient number, since it is larger than the sum of its proper divisors (4121877125).

12365631363 is an equidigital number, since it uses as much as digits as its factorization.

12365631363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121877124.

The product of its digits is 174960, while the sum is 39.

The spelling of 12365631363 in words is "twelve billion, three hundred sixty-five million, six hundred thirty-one thousand, three hundred sixty-three".