1442124212440 has 32 divisors (see below), whose sum is σ = 3250711482480. Its totient is φ = 575795106432.

The previous prime is 1442124212437. The next prime is 1442124212443. The reversal of 1442124212440 is 442124212441.

It is an interprime number because it is at equal distance from previous prime (1442124212437) and next prime (1442124212443).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442124212443) 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, 32933427 + ... + 32977186.

Almost surely, 2^{1442124212440} is an apocalyptic number.

1442124212440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442124212440 is an abundant number, since it is smaller than the sum of its proper divisors (1808587270040).

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

1442124212440 is a wasteful number, since it uses less digits than its factorization.

1442124212440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65911171 (or 65911167 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 1442124212440 its reverse (442124212441), we get a palindrome (1884248424881).

Subtracting from 1442124212440 its reverse (442124212441), we obtain a palindrome (999999999999).

The spelling of 1442124212440 in words is "one trillion, four hundred forty-two billion, one hundred twenty-four million, two hundred twelve thousand, four hundred forty".