13840640203 has 8 divisors (see below), whose sum is σ = 15109488128. Its totient is φ = 12600961344.

The previous prime is 13840640171. The next prime is 13840640237. The reversal of 13840640203 is 30204604831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13840640203 - 2⁵ = 13840640171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13840640263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7291275 + ... + 7293172.

It is an arithmetic number, because the mean of its divisors is an integer number (1888686016).

Almost surely, 2^13840640203 is an apocalyptic number.

13840640203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13840640203 is a deficient number, since it is larger than the sum of its proper divisors (1268847925).

13840640203 is a wasteful number, since it uses less digits than its factorization.

13840640203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14584533.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 13840640203 in words is "thirteen billion, eight hundred forty million, six hundred forty thousand, two hundred three".