202834350140 has 24 divisors (see below), whose sum is σ = 425960655120. Its totient is φ = 81132117248.

The previous prime is 202834350139. The next prime is 202834350157. The reversal of 202834350140 is 41053438202.

It is a super-2 number, since 2×202834350140² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202834350097 and 202834350106.

It is a congruent number.

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, 1730516 + ... + 1844004.

It is an arithmetic number, because the mean of its divisors is an integer number (17748360630).

Almost surely, 2^202834350140 is an apocalyptic number.

202834350140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202834350140 is an abundant number, since it is smaller than the sum of its proper divisors (223126304980).

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

202834350140 is a wasteful number, since it uses less digits than its factorization.

202834350140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202861 (or 202859 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 202834350140 its reverse (41053438202), we get a palindrome (243887788342).

The spelling of 202834350140 in words is "two hundred two billion, eight hundred thirty-four million, three hundred fifty thousand, one hundred forty".