20042326543178 has 16 divisors (see below), whose sum is σ = 30339572904960. Its totient is φ = 9929137219056.

The previous prime is 20042326543123. The next prime is 20042326543199. The reversal of 20042326543178 is 87134562324002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28768151 + ... + 29456597.

It is an arithmetic number, because the mean of its divisors is an integer number (1896223306560).

Almost surely, 2^{20042326543178} is an apocalyptic number.

20042326543178 is a deficient number, since it is larger than the sum of its proper divisors (10297246361782).

20042326543178 is a wasteful number, since it uses less digits than its factorization.

20042326543178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822101.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 20042326543178 in words is "twenty trillion, forty-two billion, three hundred twenty-six million, five hundred forty-three thousand, one hundred seventy-eight".