40242322205 has 4 divisors (see below), whose sum is σ = 48290786652. Its totient is φ = 32193857760.

The previous prime is 40242322199. The next prime is 40242322223. The reversal of 40242322205 is 50222324204.

It is a happy number.

40242322205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6953224996 + 33289097209 = 83386^2 + 182453^2 .

It is not a de Polignac number, because 40242322205 - 2⁴ = 40242322189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4024232216 + ... + 4024232225.

It is an arithmetic number, because the mean of its divisors is an integer number (12072696663).

Almost surely, 2^40242322205 is an apocalyptic number.

It is an amenable number.

40242322205 is a deficient number, since it is larger than the sum of its proper divisors (8048464447).

40242322205 is an equidigital number, since it uses as much as digits as its factorization.

40242322205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048464446.

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 40242322205 its reverse (50222324204), we get a palindrome (90464646409).

The spelling of 40242322205 in words is "forty billion, two hundred forty-two million, three hundred twenty-two thousand, two hundred five".