20202610024140 has 24 divisors (see below), whose sum is σ = 56567308067760. Its totient is φ = 5387362673088.

The previous prime is 20202610024109. The next prime is 20202610024169. The reversal of 20202610024140 is 4142001620202.

It is a happy number.

It is a super-2 number, since 2×20202610024140² (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 20202610024140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168355083475 + ... + 168355083594.

It is an arithmetic number, because the mean of its divisors is an integer number (2356971169490).

Almost surely, 2^{20202610024140} is an apocalyptic number.

20202610024140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202610024140 is an abundant number, since it is smaller than the sum of its proper divisors (36364698043620).

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

20202610024140 is a wasteful number, since it uses less digits than its factorization.

20202610024140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336710167081 (or 336710167079 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20202610024140 its reverse (4142001620202), we get a palindrome (24344611644342).

The spelling of 20202610024140 in words is "twenty trillion, two hundred two billion, six hundred ten million, twenty-four thousand, one hundred forty".