142022345444 has 24 divisors (see below), whose sum is σ = 284052689088. Its totient is φ = 60865005600.

The previous prime is 142022345441. The next prime is 142022345447. The reversal of 142022345444 is 444543220241.

It is an interprime number because it is at equal distance from previous prime (142022345441) and next prime (142022345447).

It is not an unprimeable number, because it can be changed into a prime (142022345441) 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, 1814519 + ... + 1891169.

It is an arithmetic number, because the mean of its divisors is an integer number (11835528712).

Almost surely, 2^142022345444 is an apocalyptic number.

142022345444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

142022345444 is an abundant number, since it is smaller than the sum of its proper divisors (142030343644).

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

142022345444 is a wasteful number, since it uses less digits than its factorization.

142022345444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142835 (or 142833 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 142022345444 its reverse (444543220241), we get a palindrome (586565565685).

The spelling of 142022345444 in words is "one hundred forty-two billion, twenty-two million, three hundred forty-five thousand, four hundred forty-four".