20140223340 has 96 divisors (see below), whose sum is σ = 61768889280. Its totient is φ = 4880490496.

The previous prime is 20140223339. The next prime is 20140223351. The reversal of 20140223340 is 4332204102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310857 + ... + 370016.

It is an arithmetic number, because the mean of its divisors is an integer number (643425930).

Almost surely, 2^20140223340 is an apocalyptic number.

20140223340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20140223340 is an abundant number, since it is smaller than the sum of its proper divisors (41628665940).

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

20140223340 is a wasteful number, since it uses less digits than its factorization.

20140223340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680931 (or 680929 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20140223340 its reverse (4332204102), we get a palindrome (24472427442).

The spelling of 20140223340 in words is "twenty billion, one hundred forty million, two hundred twenty-three thousand, three hundred forty".