40520202006 has 16 divisors (see below), whose sum is σ = 81052213248. Its totient is φ = 13504765800.

The previous prime is 40520202001. The next prime is 40520202017. The reversal of 40520202006 is 60020202504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40520202001) by changing a digit.

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, 447130 + ... + 530061.

It is an arithmetic number, because the mean of its divisors is an integer number (5065763328).

Almost surely, 2^40520202006 is an apocalyptic number.

40520202006 is an abundant number, since it is smaller than the sum of its proper divisors (40532011242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40520202006 is a wasteful number, since it uses less digits than its factorization.

40520202006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984107.

The product of its (nonzero) digits is 960, while the sum is 21.

The spelling of 40520202006 in words is "forty billion, five hundred twenty million, two hundred two thousand, six".