20041340268 has 18 divisors (see below), whose sum is σ = 46764271596. Its totient is φ = 6680283288.

The previous prime is 20041340219. The next prime is 20041340279. The reversal of 20041340268 is 86204314002.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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 5 ways as a sum of consecutive naturals, for example, 469971 + ... + 510837.

Almost surely, 2^20041340268 is an apocalyptic number.

It is an amenable number.

20041340268 is an abundant number, since it is smaller than the sum of its proper divisors (26722931328).

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

20041340268 is an frugal number, since it uses more digits than its factorization.

20041340268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81741 (or 40872 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 20041340268 in words is "twenty billion, forty-one million, three hundred forty thousand, two hundred sixty-eight".