20104154000542 has 8 divisors (see below), whose sum is σ = 30161424100896. Its totient is φ = 10050345966912.

The previous prime is 20104154000537. The next prime is 20104154000549. The reversal of 20104154000542 is 24500045140102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20104154000542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20104154000549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865502163 + ... + 865525390.

It is an arithmetic number, because the mean of its divisors is an integer number (3770178012612).

Almost surely, 2^{20104154000542} is an apocalyptic number.

20104154000542 is a deficient number, since it is larger than the sum of its proper divisors (10057270100354).

20104154000542 is a wasteful number, since it uses less digits than its factorization.

20104154000542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731033362.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 20104154000542 its reverse (24500045140102), we get a palindrome (44604199140644).

The spelling of 20104154000542 in words is "twenty trillion, one hundred four billion, one hundred fifty-four million, five hundred forty-two", and thus it is an aban number.