40623113306 has 4 divisors (see below), whose sum is σ = 60934669962. Its totient is φ = 20311556652.

The previous prime is 40623113303. The next prime is 40623113329. The reversal of 40623113306 is 60331132604.

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

It can be written as a sum of positive squares in only one way, i.e., 24260866081 + 16362247225 = 155759^2 + 127915^2 .

It is a super-3 number, since 3×40623113306³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40623113303) 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 as a sum of consecutive naturals, namely, 10155778325 + ... + 10155778328.

Almost surely, 2^40623113306 is an apocalyptic number.

40623113306 is a deficient number, since it is larger than the sum of its proper divisors (20311556656).

40623113306 is a wasteful number, since it uses less digits than its factorization.

40623113306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20311556655.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 40623113306 in words is "forty billion, six hundred twenty-three million, one hundred thirteen thousand, three hundred six".