40650420063 has 64 divisors (see below), whose sum is σ = 61694115840. Its totient is φ = 23586076800.

The previous prime is 40650420059. The next prime is 40650420073. The reversal of 40650420063 is 36002405604.

It is not a de Polignac number, because 40650420063 - 2² = 40650420059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40650420063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40650420053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47322528 + ... + 47323386.

It is an arithmetic number, because the mean of its divisors is an integer number (963970560).

Almost surely, 2^40650420063 is an apocalyptic number.

40650420063 is a deficient number, since it is larger than the sum of its proper divisors (21043695777).

40650420063 is a wasteful number, since it uses less digits than its factorization.

40650420063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 40650420063 its reverse (36002405604), we get a palindrome (76652825667).

The spelling of 40650420063 in words is "forty billion, six hundred fifty million, four hundred twenty thousand, sixty-three".