124404533146 has 12 divisors (see below), whose sum is σ = 191269199646. Its totient is φ = 60685136480.

The previous prime is 124404533129. The next prime is 124404533207. The reversal of 124404533146 is 641335404421.

It can be written as a sum of positive squares in 3 ways, for example, as 29287188225 + 95117344921 = 171135^2 + 308411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18498205 + ... + 18504928.

Almost surely, 2^124404533146 is an apocalyptic number.

124404533146 is a deficient number, since it is larger than the sum of its proper divisors (66864666500).

124404533146 is an equidigital number, since it uses as much as digits as its factorization.

124404533146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37003217 (or 37003176 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 124404533146 its reverse (641335404421), we get a palindrome (765739937567).

The spelling of 124404533146 in words is "one hundred twenty-four billion, four hundred four million, five hundred thirty-three thousand, one hundred forty-six".