20544411444502 has 32 divisors (see below), whose sum is σ = 33952987357344. Its totient is φ = 9245363232000.

The previous prime is 20544411444493. The next prime is 20544411444503.

20544411444502 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20544411444503) 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 15 ways as a sum of consecutive naturals, for example, 38569378 + ... + 39098410.

It is an arithmetic number, because the mean of its divisors is an integer number (1061030854917).

Almost surely, 2^{20544411444502} is an apocalyptic number.

20544411444502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20544411444502 is a deficient number, since it is larger than the sum of its proper divisors (13408575912842).

20544411444502 is a wasteful number, since it uses less digits than its factorization.

20544411444502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546624.

The product of its (nonzero) digits is 409600, while the sum is 40.

It can be divided in two parts, 2054441 and 1444502, that added together give a palindrome (3498943).

The spelling of 20544411444502 in words is "twenty trillion, five hundred forty-four billion, four hundred eleven million, four hundred forty-four thousand, five hundred two".