12124055546 has 32 divisors (see below), whose sum is σ = 19964206080. Its totient is φ = 5497171200.

The previous prime is 12124055543. The next prime is 12124055557. The reversal of 12124055546 is 64555042121.

It is not an unprimeable number, because it can be changed into a prime (12124055543) 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, 216251 + ... + 266481.

It is an arithmetic number, because the mean of its divisors is an integer number (623881440).

Almost surely, 2^12124055546 is an apocalyptic number.

12124055546 is a deficient number, since it is larger than the sum of its proper divisors (7840150534).

12124055546 is a wasteful number, since it uses less digits than its factorization.

12124055546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 12124055546 its reverse (64555042121), we get a palindrome (76679097667).

The spelling of 12124055546 in words is "twelve billion, one hundred twenty-four million, fifty-five thousand, five hundred forty-six".