142322451052 has 24 divisors (see below), whose sum is σ = 250076556576. Its totient is φ = 70872148608.

The previous prime is 142322451043. The next prime is 142322451059. The reversal of 142322451052 is 250154223241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142322451059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4584928 + ... + 4615864.

It is an arithmetic number, because the mean of its divisors is an integer number (10419856524).

Almost surely, 2^142322451052 is an apocalyptic number.

It is an amenable number.

142322451052 is a deficient number, since it is larger than the sum of its proper divisors (107754105524).

142322451052 is a wasteful number, since it uses less digits than its factorization.

142322451052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35577 (or 35575 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 142322451052 its reverse (250154223241), we get a palindrome (392476674293).

The spelling of 142322451052 in words is "one hundred forty-two billion, three hundred twenty-two million, four hundred fifty-one thousand, fifty-two".