142024343402 has 8 divisors (see below), whose sum is σ = 213043865796. Its totient is φ = 71009721472.

The previous prime is 142024343389. The next prime is 142024343407. The reversal of 142024343402 is 204343420241.

It can be written as a sum of positive squares in 2 ways, for example, as 138124465801 + 3899877601 = 371651^2 + 62449^2 .

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

It is not an unprimeable number, because it can be changed into a prime (142024343407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151783 + ... + 1269114.

Almost surely, 2^142024343402 is an apocalyptic number.

142024343402 is a deficient number, since it is larger than the sum of its proper divisors (71019522394).

142024343402 is a wasteful number, since it uses less digits than its factorization.

142024343402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450232.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 142024343402 its reverse (204343420241), we get a palindrome (346367763643).

The spelling of 142024343402 in words is "one hundred forty-two billion, twenty-four million, three hundred forty-three thousand, four hundred two".