1442022444140 has 48 divisors (see below), whose sum is σ = 3066786468480. Its totient is φ = 569469139200.

The previous prime is 1442022444131. The next prime is 1442022444157. The reversal of 1442022444140 is 414442202441.

It is a junction number, because it is equal to n+sod(n) for n = 1442022444097 and 1442022444106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39059690 + ... + 39096590.

It is an arithmetic number, because the mean of its divisors is an integer number (63891384760).

Almost surely, 2^{1442022444140} is an apocalyptic number.

1442022444140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442022444140 is an abundant number, since it is smaller than the sum of its proper divisors (1624764024340).

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

1442022444140 is a wasteful number, since it uses less digits than its factorization.

1442022444140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61722 (or 61720 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 1442022444140 its reverse (414442202441), we get a palindrome (1856464646581).

The spelling of 1442022444140 in words is "one trillion, four hundred forty-two billion, twenty-two million, four hundred forty-four thousand, one hundred forty".