40034640203 has 4 divisors (see below), whose sum is σ = 40035722928. Its totient is φ = 40033557480.

The previous prime is 40034640179. The next prime is 40034640209. The reversal of 40034640203 is 30204643004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40034640203 - 2¹⁰ = 40034639179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40034640209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483863 + ... + 560528.

It is an arithmetic number, because the mean of its divisors is an integer number (10008930732).

Almost surely, 2^40034640203 is an apocalyptic number.

40034640203 is a deficient number, since it is larger than the sum of its proper divisors (1082725).

40034640203 is a wasteful number, since it uses less digits than its factorization.

40034640203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082724.

The product of its (nonzero) digits is 6912, while the sum is 26.

The spelling of 40034640203 in words is "forty billion, thirty-four million, six hundred forty thousand, two hundred three".