40550355203 has 4 divisors (see below), whose sum is σ = 40968400200. Its totient is φ = 40132310208.

The previous prime is 40550355191. The next prime is 40550355217. The reversal of 40550355203 is 30255305504.

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 40550355203 - 2²⁶ = 40483246339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40550355203.

It is not an unprimeable number, because it can be changed into a prime (40550355233) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 209022353 + ... + 209022546.

It is an arithmetic number, because the mean of its divisors is an integer number (10242100050).

Almost surely, 2^40550355203 is an apocalyptic number.

40550355203 is a deficient number, since it is larger than the sum of its proper divisors (418044997).

40550355203 is an equidigital number, since it uses as much as digits as its factorization.

40550355203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418044996.

The product of its (nonzero) digits is 45000, while the sum is 32.

The spelling of 40550355203 in words is "forty billion, five hundred fifty million, three hundred fifty-five thousand, two hundred three".