28242424840042 has 32 divisors (see below), whose sum is σ = 50295705891840. Its totient is φ = 11638840112640.

The previous prime is 28242424840039. The next prime is 28242424840051. The reversal of 28242424840042 is 24004842424282.

It is a junction number, because it is equal to n+sod(n) for n = 28242424839974 and 28242424840001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207176167 + ... + 207312442.

It is an arithmetic number, because the mean of its divisors is an integer number (1571740809120).

Almost surely, 2^{28242424840042} is an apocalyptic number.

28242424840042 is a deficient number, since it is larger than the sum of its proper divisors (22053281051798).

28242424840042 is a wasteful number, since it uses less digits than its factorization.

28242424840042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414488806.

The product of its (nonzero) digits is 2097152, while the sum is 46.

The spelling of 28242424840042 in words is "twenty-eight trillion, two hundred forty-two billion, four hundred twenty-four million, eight hundred forty thousand, forty-two".