142412514646 has 16 divisors (see below), whose sum is σ = 216039888720. Its totient is φ = 70399373440.

The previous prime is 142412514617. The next prime is 142412514703. The reversal of 142412514646 is 646415214241.

It is a junction number, because it is equal to n+sod(n) for n = 142412514599 and 142412514608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2153445 + ... + 2218591.

It is an arithmetic number, because the mean of its divisors is an integer number (13502493045).

Almost surely, 2^142412514646 is an apocalyptic number.

142412514646 is a deficient number, since it is larger than the sum of its proper divisors (73627374074).

142412514646 is a wasteful number, since it uses less digits than its factorization.

142412514646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77519.

The product of its digits is 184320, while the sum is 40.

Adding to 142412514646 its reverse (646415214241), we get a palindrome (788827728887).

The spelling of 142412514646 in words is "one hundred forty-two billion, four hundred twelve million, five hundred fourteen thousand, six hundred forty-six".