124421774126 has 16 divisors (see below), whose sum is σ = 200995572624. Its totient is φ = 57423561984.

The previous prime is 124421774117. The next prime is 124421774131. The reversal of 124421774126 is 621477124421.

It is a super-2 number, since 2×124421774126² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033745 + ... + 1147811.

It is an arithmetic number, because the mean of its divisors is an integer number (12562223289).

Almost surely, 2^124421774126 is an apocalyptic number.

124421774126 is a deficient number, since it is larger than the sum of its proper divisors (76573798498).

124421774126 is a wasteful number, since it uses less digits than its factorization.

124421774126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156035.

The product of its digits is 150528, while the sum is 41.

Adding to 124421774126 its reverse (621477124421), we get a palindrome (745898898547).

The spelling of 124421774126 in words is "one hundred twenty-four billion, four hundred twenty-one million, seven hundred seventy-four thousand, one hundred twenty-six".