22020014735540 has 24 divisors (see below), whose sum is σ = 47225903945472. Its totient is φ = 8620601513120.

The previous prime is 22020014735533. The next prime is 22020014735557. The reversal of 22020014735540 is 4553741002022.

It is a super-2 number, since 2×22020014735540² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22020014735540.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11712772856 + ... + 11712774735.

It is an arithmetic number, because the mean of its divisors is an integer number (1967745997728).

Almost surely, 2^{22020014735540} is an apocalyptic number.

22020014735540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020014735540 is an abundant number, since it is smaller than the sum of its proper divisors (25205889209932).

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

22020014735540 is a wasteful number, since it uses less digits than its factorization.

22020014735540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23425547647 (or 23425547645 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 22020014735540 its reverse (4553741002022), we get a palindrome (26573755737562).

The spelling of 22020014735540 in words is "twenty-two trillion, twenty billion, fourteen million, seven hundred thirty-five thousand, five hundred forty".