12039402463 has 8 divisors (see below), whose sum is σ = 13704932736. Its totient is φ = 10469045400.

The previous prime is 12039402449. The next prime is 12039402469. The reversal of 12039402463 is 36420493021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12039402463 - 2³³ = 3449467871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12039402469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23793033 + ... + 23793538.

It is an arithmetic number, because the mean of its divisors is an integer number (1713116592).

Almost surely, 2^12039402463 is an apocalyptic number.

12039402463 is a deficient number, since it is larger than the sum of its proper divisors (1665530273).

12039402463 is a wasteful number, since it uses less digits than its factorization.

12039402463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47586605.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 12039402463 its reverse (36420493021), we get a palindrome (48459895484).

The spelling of 12039402463 in words is "twelve billion, thirty-nine million, four hundred two thousand, four hundred sixty-three".