12340522642 has 8 divisors (see below), whose sum is σ = 21155181696. Its totient is φ = 5288795412.

The previous prime is 12340522639. The next prime is 12340522697. The reversal of 12340522642 is 24622504321.

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, 440732938 + ... + 440732965.

It is an arithmetic number, because the mean of its divisors is an integer number (2644397712).

Almost surely, 2^12340522642 is an apocalyptic number.

12340522642 is a deficient number, since it is larger than the sum of its proper divisors (8814659054).

12340522642 is an equidigital number, since it uses as much as digits as its factorization.

12340522642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881465912.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 12340522642 in words is "twelve billion, three hundred forty million, five hundred twenty-two thousand, six hundred forty-two".