241221643078 has 16 divisors (see below), whose sum is σ = 393114105216. Its totient is φ = 110347816320.

The previous prime is 241221643067. The next prime is 241221643093. The reversal of 241221643078 is 870346122142.

241221643078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 241221643078.

It is a congruent number.

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, 41049078 + ... + 41054953.

It is an arithmetic number, because the mean of its divisors is an integer number (24569631576).

Almost surely, 2^241221643078 is an apocalyptic number.

241221643078 is a deficient number, since it is larger than the sum of its proper divisors (151892462138).

241221643078 is a wasteful number, since it uses less digits than its factorization.

241221643078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82104159.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 241221643078 in words is "two hundred forty-one billion, two hundred twenty-one million, six hundred forty-three thousand, seventy-eight".