22063403453140 has 144 divisors (see below), whose sum is σ = 55758988719504. Its totient is φ = 7307021568000.

The previous prime is 22063403453101. The next prime is 22063403453149. The reversal of 22063403453140 is 4135430436022.

It can be written as a sum of positive squares in 8 ways, for example, as 1432440347716 + 20630963105424 = 1196846^2 + 4542132^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22063403453140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22063403453149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1339794 + ... + 6776566.

It is an arithmetic number, because the mean of its divisors is an integer number (387215199441).

Almost surely, 2^{22063403453140} is an apocalyptic number.

22063403453140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22063403453140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27879494359752).

22063403453140 is an abundant number, since it is smaller than the sum of its proper divisors (33695585266364).

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

22063403453140 is a wasteful number, since it uses less digits than its factorization.

22063403453140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5436938 (or 5436929 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 22063403453140 its reverse (4135430436022), we get a palindrome (26198833889162).

The spelling of 22063403453140 in words is "twenty-two trillion, sixty-three billion, four hundred three million, four hundred fifty-three thousand, one hundred forty".