20114252340 has 192 divisors, whose sum is σ = 72965437440. Its totient is φ = 4020503040.

The previous prime is 20114252339. The next prime is 20114252363. The reversal of 20114252340 is 4325241102.

It is a self number, because there is not a number n which added to its sum of digits gives 20114252340.

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 63 ways as a sum of consecutive naturals, for example, 6795 + ... + 200685.

It is an arithmetic number, because the mean of its divisors is an integer number (380028320).

Almost surely, 2^20114252340 is an apocalyptic number.

20114252340 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 20114252340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36482718720).

20114252340 is an abundant number, since it is smaller than the sum of its proper divisors (52851185100).

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

20114252340 is a wasteful number, since it uses less digits than its factorization.

20114252340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193942 (or 193940 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 20114252340 its reverse (4325241102), we get a palindrome (24439493442).

The spelling of 20114252340 in words is "twenty billion, one hundred fourteen million, two hundred fifty-two thousand, three hundred forty".