20143544534102 has 48 divisors (see below), whose sum is σ = 33624195489360. Its totient is φ = 9043057605120.

The previous prime is 20143544534081. The next prime is 20143544534143.

20143544534102 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6437474 + ... + 9040362.

It is an arithmetic number, because the mean of its divisors is an integer number (700504072695).

Almost surely, 2^{20143544534102} is an apocalyptic number.

20143544534102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20143544534102 is a deficient number, since it is larger than the sum of its proper divisors (13480650955258).

20143544534102 is a wasteful number, since it uses less digits than its factorization.

20143544534102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603309 (or 2603298 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

It can be divided in two parts, 2014354 and 4534102, that added together give a palindrome (6548456).

The spelling of 20143544534102 in words is "twenty trillion, one hundred forty-three billion, five hundred forty-four million, five hundred thirty-four thousand, one hundred two".