142422297192 has 64 divisors (see below), whose sum is σ = 452134281600. Its totient is φ = 40692084480.

The previous prime is 142422297191. The next prime is 142422297217. The reversal of 142422297192 is 291792224241.

142422297192 is a `hidden beast` number, since 14 + 2 + 422 + 29 + 7 + 192 = 666.

It is a super-2 number, since 2×142422297192² (a number of 23 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (142422297191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47095809 + ... + 47098832.

It is an arithmetic number, because the mean of its divisors is an integer number (7064598150).

Almost surely, 2^142422297192 is an apocalyptic number.

142422297192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142422297192 is an abundant number, since it is smaller than the sum of its proper divisors (309711984408).

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

142422297192 is a wasteful number, since it uses less digits than its factorization.

142422297192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94194663 (or 94194653 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 142422297192 in words is "one hundred forty-two billion, four hundred twenty-two million, two hundred ninety-seven thousand, one hundred ninety-two".