4278923365028 has 48 divisors (see below), whose sum is σ = 8231862078720. Its totient is φ = 1934177616000.

The previous prime is 4278923364997. The next prime is 4278923365051. The reversal of 4278923365028 is 8205633298724.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 3280163 + ... + 4395146.

It is an arithmetic number, because the mean of its divisors is an integer number (171497126640).

Almost surely, 2^{4278923365028} is an apocalyptic number.

It is an amenable number.

4278923365028 is a deficient number, since it is larger than the sum of its proper divisors (3952938713692).

4278923365028 is a wasteful number, since it uses less digits than its factorization.

4278923365028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7675548 (or 7675546 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 4278923365028 in words is "four trillion, two hundred seventy-eight billion, nine hundred twenty-three million, three hundred sixty-five thousand, twenty-eight".