12627544423 has 16 divisors (see below), whose sum is σ = 13672191456. Its totient is φ = 11593474560.

The previous prime is 12627544421. The next prime is 12627544429. The reversal of 12627544423 is 32444572621.

It is a cyclic number.

It is not a de Polignac number, because 12627544423 - 2¹ = 12627544421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12627544421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5171883 + ... + 5174323.

It is an arithmetic number, because the mean of its divisors is an integer number (854511966).

Almost surely, 2^12627544423 is an apocalyptic number.

12627544423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12627544423 is a deficient number, since it is larger than the sum of its proper divisors (1044647033).

12627544423 is a wasteful number, since it uses less digits than its factorization.

12627544423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434.

The product of its digits is 322560, while the sum is 40.

The spelling of 12627544423 in words is "twelve billion, six hundred twenty-seven million, five hundred forty-four thousand, four hundred twenty-three".