12194527124 has 24 divisors (see below), whose sum is σ = 22987657728. Its totient is φ = 5626856160.

The previous prime is 12194527099. The next prime is 12194527127. The reversal of 12194527124 is 42172549121.

It is a super-2 number, since 2×12194527124² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12194527127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201629 + ... + 255035.

It is an arithmetic number, because the mean of its divisors is an integer number (957819072).

Almost surely, 2^12194527124 is an apocalyptic number.

It is an amenable number.

12194527124 is a deficient number, since it is larger than the sum of its proper divisors (10793130604).

12194527124 is a wasteful number, since it uses less digits than its factorization.

12194527124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57815 (or 57813 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The spelling of 12194527124 in words is "twelve billion, one hundred ninety-four million, five hundred twenty-seven thousand, one hundred twenty-four".