142450535446 has 8 divisors (see below), whose sum is σ = 216076655160. Its totient is φ = 70424983728.

The previous prime is 142450535429. The next prime is 142450535449. The reversal of 142450535446 is 644535054241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142450535449) 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 3 ways as a sum of consecutive naturals, for example, 400141776 + ... + 400142131.

It is an arithmetic number, because the mean of its divisors is an integer number (27009581895).

Almost surely, 2^142450535446 is an apocalyptic number.

142450535446 is a deficient number, since it is larger than the sum of its proper divisors (73626119714).

142450535446 is an equidigital number, since it uses as much as digits as its factorization.

142450535446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800283998.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 142450535446 its reverse (644535054241), we get a palindrome (786985589687).

The spelling of 142450535446 in words is "one hundred forty-two billion, four hundred fifty million, five hundred thirty-five thousand, four hundred forty-six".