40330540205 has 8 divisors (see below), whose sum is σ = 48895583352. Its totient is φ = 31931808768.

The previous prime is 40330540199. The next prime is 40330540231. The reversal of 40330540205 is 50204503304.

It can be written as a sum of positive squares in 4 ways, for example, as 2357782249 + 37972757956 = 48557^2 + 194866^2 .

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 40330540205 - 2²⁴ = 40313762989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41577392 + ... + 41578361.

It is an arithmetic number, because the mean of its divisors is an integer number (6111947919).

Almost surely, 2^40330540205 is an apocalyptic number.

It is an amenable number.

40330540205 is a deficient number, since it is larger than the sum of its proper divisors (8565043147).

40330540205 is an equidigital number, since it uses as much as digits as its factorization.

40330540205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83155855.

The product of its (nonzero) digits is 7200, while the sum is 26.

The spelling of 40330540205 in words is "forty billion, three hundred thirty million, five hundred forty thousand, two hundred five".