142140422052 has 24 divisors (see below), whose sum is σ = 368512205600. Its totient is φ = 47380140648.

The previous prime is 142140422051. The next prime is 142140422089. The reversal of 142140422052 is 250224041241.

It is a happy number.

142140422052 is a `hidden beast` number, since 14 + 21 + 404 + 220 + 5 + 2 = 666.

It is a super-2 number, since 2×142140422052² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (142140422051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658057402 + ... + 658057617.

Almost surely, 2^142140422052 is an apocalyptic number.

142140422052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142140422052 is an abundant number, since it is smaller than the sum of its proper divisors (226371783548).

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

142140422052 is a wasteful number, since it uses less digits than its factorization.

142140422052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316115032 (or 1316115024 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 142140422052 its reverse (250224041241), we get a palindrome (392364463293).

The spelling of 142140422052 in words is "one hundred forty-two billion, one hundred forty million, four hundred twenty-two thousand, fifty-two".