352421213345144 has 16 divisors (see below), whose sum is σ = 660791995771920. Its totient is φ = 176210014472640.

The previous prime is 352421213345107. The next prime is 352421213345167. The reversal of 352421213345144 is 441543312124253.

It is a junction number, because it is equal to n+sod(n) for n = 352421213345095 and 352421213345104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71490692 + ... + 76261139.

It is an arithmetic number, because the mean of its divisors is an integer number (41299499735745).

Almost surely, 2^{352421213345144} is an apocalyptic number.

It is an amenable number.

352421213345144 is a deficient number, since it is larger than the sum of its proper divisors (308370782426776).

352421213345144 is a wasteful number, since it uses less digits than its factorization.

352421213345144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148049990 (or 148049986 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 44.

Adding to 352421213345144 its reverse (441543312124253), we get a palindrome (793964525469397).

The spelling of 352421213345144 in words is "three hundred fifty-two trillion, four hundred twenty-one billion, two hundred thirteen million, three hundred forty-five thousand, one hundred forty-four".