12654421346 has 8 divisors (see below), whose sum is σ = 21693293760. Its totient is φ = 5423323428.

The previous prime is 12654421337. The next prime is 12654421361. The reversal of 12654421346 is 64312445621.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451943606 + ... + 451943633.

It is an arithmetic number, because the mean of its divisors is an integer number (2711661720).

Almost surely, 2^12654421346 is an apocalyptic number.

12654421346 is a deficient number, since it is larger than the sum of its proper divisors (9038872414).

12654421346 is an equidigital number, since it uses as much as digits as its factorization.

12654421346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903887248.

The product of its digits is 138240, while the sum is 38.

Adding to 12654421346 its reverse (64312445621), we get a palindrome (76966866967).

The spelling of 12654421346 in words is "twelve billion, six hundred fifty-four million, four hundred twenty-one thousand, three hundred forty-six".