12442841624 has 8 divisors (see below), whose sum is σ = 23330328060. Its totient is φ = 6221420808.

The previous prime is 12442841611. The next prime is 12442841627. The reversal of 12442841624 is 42614824421.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12442841627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777677594 + ... + 777677609.

Almost surely, 2^12442841624 is an apocalyptic number.

It is an amenable number.

12442841624 is a deficient number, since it is larger than the sum of its proper divisors (10887486436).

12442841624 is a wasteful number, since it uses less digits than its factorization.

12442841624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555355209 (or 1555355205 counting only the distinct ones).

The product of its digits is 98304, while the sum is 38.

The spelling of 12442841624 in words is "twelve billion, four hundred forty-two million, eight hundred forty-one thousand, six hundred twenty-four".