20054661751118 has 8 divisors (see below), whose sum is σ = 31389905349648. Its totient is φ = 9591359967904.

The previous prime is 20054661751109. The next prime is 20054661751129. The reversal of 20054661751118 is 81115716645002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217985453771 + ... + 217985453862.

It is an arithmetic number, because the mean of its divisors is an integer number (3923738168706).

Almost surely, 2^{20054661751118} is an apocalyptic number.

20054661751118 is a deficient number, since it is larger than the sum of its proper divisors (11335243598530).

20054661751118 is a wasteful number, since it uses less digits than its factorization.

20054661751118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435970907658.

The product of its (nonzero) digits is 403200, while the sum is 47.

The spelling of 20054661751118 in words is "twenty trillion, fifty-four billion, six hundred sixty-one million, seven hundred fifty-one thousand, one hundred eighteen".