2066224113540 has 96 divisors (see below), whose sum is σ = 6428791998720. Its totient is φ = 550946880000.

The previous prime is 2066224113523. The next prime is 2066224113559. The reversal of 2066224113540 is 453114226602.

2066224113540 is a `hidden beast` number, since 2 + 0 + 6 + 62 + 2 + 41 + 13 + 540 = 666.

It is a super-2 number, since 2×2066224113540² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2066224113495 and 2066224113504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6542265 + ... + 6850815.

It is an arithmetic number, because the mean of its divisors is an integer number (66966583320).

Almost surely, 2^{2066224113540} is an apocalyptic number.

2066224113540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2066224113540 is an abundant number, since it is smaller than the sum of its proper divisors (4362567885180).

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

2066224113540 is a wasteful number, since it uses less digits than its factorization.

2066224113540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320970 (or 320962 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 2066224113540 in words is "two trillion, sixty-six billion, two hundred twenty-four million, one hundred thirteen thousand, five hundred forty".