20016231654126 has 8 divisors (see below), whose sum is σ = 40032463308264. Its totient is φ = 6672077218040.

The previous prime is 20016231654079. The next prime is 20016231654151. The reversal of 20016231654126 is 62145613261002.

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

20016231654126 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 1668019304505 + ... + 1668019304516.

It is an arithmetic number, because the mean of its divisors is an integer number (5004057913533).

Almost surely, 2^{20016231654126} is an apocalyptic number.

20016231654126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20016231654126 is a wasteful number, since it uses less digits than its factorization.

20016231654126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336038609026.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 20016231654126 in words is "twenty trillion, sixteen billion, two hundred thirty-one million, six hundred fifty-four thousand, one hundred twenty-six".