124440313444 has 24 divisors (see below), whose sum is σ = 221232804408. Its totient is φ = 61234640640.

The previous prime is 124440313409. The next prime is 124440313457. The reversal of 124440313444 is 444313044421.

It can be written as a sum of positive squares in 4 ways, for example, as 6009350400 + 118430963044 = 77520^2 + 344138^2 .

It is a super-2 number, since 2×124440313444² (a number of 23 digits) contains 22 as substring.

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, 327607 + ... + 596830.

It is an arithmetic number, because the mean of its divisors is an integer number (9218033517).

Almost surely, 2^124440313444 is an apocalyptic number.

It is an amenable number.

124440313444 is a deficient number, since it is larger than the sum of its proper divisors (96792490964).

124440313444 is a wasteful number, since it uses less digits than its factorization.

124440313444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924975 (or 924973 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 124440313444 its reverse (444313044421), we get a palindrome (568753357865).

The spelling of 124440313444 in words is "one hundred twenty-four billion, four hundred forty million, three hundred thirteen thousand, four hundred forty-four".