216441125642 has 16 divisors (see below), whose sum is σ = 374715614592. Its totient is φ = 91842061200.

The previous prime is 216441125633. The next prime is 216441125653. The reversal of 216441125642 is 246521144612.

216441125642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 216441125596 and 216441125605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76533638 + ... + 76536465.

It is an arithmetic number, because the mean of its divisors is an integer number (23419725912).

Almost surely, 2^216441125642 is an apocalyptic number.

216441125642 is a deficient number, since it is larger than the sum of its proper divisors (158274488950).

216441125642 is a wasteful number, since it uses less digits than its factorization.

216441125642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153070213.

The product of its digits is 92160, while the sum is 38.

The spelling of 216441125642 in words is "two hundred sixteen billion, four hundred forty-one million, one hundred twenty-five thousand, six hundred forty-two".