142412260446 has 48 divisors (see below), whose sum is σ = 315792038016. Its totient is φ = 46366152768.

The previous prime is 142412260409. The next prime is 142412260457. The reversal of 142412260446 is 644062214241.

142412260446 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 1 + 2 + 2 + 604 + 46 = 666.

It is a super-2 number, since 2×142412260446² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142412260446.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 121965 + ... + 547448.

It is an arithmetic number, because the mean of its divisors is an integer number (6579000792).

Almost surely, 2^142412260446 is an apocalyptic number.

142412260446 is an abundant number, since it is smaller than the sum of its proper divisors (173379777570).

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

142412260446 is a wasteful number, since it uses less digits than its factorization.

142412260446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669697 (or 669694 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

Adding to 142412260446 its reverse (644062214241), we get a palindrome (786474474687).

The spelling of 142412260446 in words is "one hundred forty-two billion, four hundred twelve million, two hundred sixty thousand, four hundred forty-six".