40555232203 has 4 divisors (see below), whose sum is σ = 41242609080. Its totient is φ = 39867855328.

The previous prime is 40555232189. The next prime is 40555232239. The reversal of 40555232203 is 30223255504.

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 40555232203 - 2¹³ = 40555224011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40555232243) 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, 343688350 + ... + 343688467.

It is an arithmetic number, because the mean of its divisors is an integer number (10310652270).

Almost surely, 2^40555232203 is an apocalyptic number.

40555232203 is a deficient number, since it is larger than the sum of its proper divisors (687376877).

40555232203 is an equidigital number, since it uses as much as digits as its factorization.

40555232203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687376876.

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 40555232203 its reverse (30223255504), we get a palindrome (70778487707).

The spelling of 40555232203 in words is "forty billion, five hundred fifty-five million, two hundred thirty-two thousand, two hundred three".