1442424255244 has 24 divisors (see below), whose sum is σ = 2885197680288. Its totient is φ = 618107001600.

The previous prime is 1442424255241. The next prime is 1442424255317. The reversal of 1442424255244 is 4425524242441.

It is a super-2 number, since 2×1442424255244² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1442424255244.

It is not an unprimeable number, because it can be changed into a prime (1442424255241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2881807 + ... + 3345094.

It is an arithmetic number, because the mean of its divisors is an integer number (120216570012).

Almost surely, 2^{1442424255244} is an apocalyptic number.

1442424255244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1442424255244 is an abundant number, since it is smaller than the sum of its proper divisors (1442773425044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1442424255244 is a wasteful number, since it uses less digits than its factorization.

1442424255244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235185 (or 6235183 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 43.

Adding to 1442424255244 its reverse (4425524242441), we get a palindrome (5867948497685).

The spelling of 1442424255244 in words is "one trillion, four hundred forty-two billion, four hundred twenty-four million, two hundred fifty-five thousand, two hundred forty-four".