12342140555 has 12 divisors (see below), whose sum is σ = 15631101072. Its totient is φ = 9354042000.

The previous prime is 12342140549. The next prime is 12342140609. The reversal of 12342140555 is 55504124321.

It is not a de Polignac number, because 12342140555 - 2²² = 12337946251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3417071 + ... + 3420680.

It is an arithmetic number, because the mean of its divisors is an integer number (1302591756).

Almost surely, 2^12342140555 is an apocalyptic number.

12342140555 is a deficient number, since it is larger than the sum of its proper divisors (3288960517).

12342140555 is an equidigital number, since it uses as much as digits as its factorization.

12342140555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6837794 (or 6837775 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 12342140555 its reverse (55504124321), we get a palindrome (67846264876).

The spelling of 12342140555 in words is "twelve billion, three hundred forty-two million, one hundred forty thousand, five hundred fifty-five".