12429962139 has 8 divisors (see below), whose sum is σ = 18940894720. Its totient is φ = 7102835496.

The previous prime is 12429962101. The next prime is 12429962143. The reversal of 12429962139 is 93126992421.

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

It is not a de Polignac number, because 12429962139 - 2²³ = 12421573531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12429962179) 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, 295951459 + ... + 295951500.

It is an arithmetic number, because the mean of its divisors is an integer number (2367611840).

Almost surely, 2^12429962139 is an apocalyptic number.

12429962139 is a deficient number, since it is larger than the sum of its proper divisors (6510932581).

12429962139 is an equidigital number, since it uses as much as digits as its factorization.

12429962139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591902969.

The product of its digits is 419904, while the sum is 48.

The spelling of 12429962139 in words is "twelve billion, four hundred twenty-nine million, nine hundred sixty-two thousand, one hundred thirty-nine".