124161212536 has 16 divisors (see below), whose sum is σ = 235107248040. Its totient is φ = 61465946400.

The previous prime is 124161212533. The next prime is 124161212557. The reversal of 124161212536 is 635212161421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124161212533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76831626 + ... + 76833241.

Almost surely, 2^124161212536 is an apocalyptic number.

It is an amenable number.

124161212536 is a deficient number, since it is larger than the sum of its proper divisors (110946035504).

124161212536 is a wasteful number, since it uses less digits than its factorization.

124161212536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153664974 (or 153664970 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

Adding to 124161212536 its reverse (635212161421), we get a palindrome (759373373957).

The spelling of 124161212536 in words is "one hundred twenty-four billion, one hundred sixty-one million, two hundred twelve thousand, five hundred thirty-six".