40427306318 has 8 divisors (see below), whose sum is σ = 69303953712. Its totient is φ = 17325988416.

The previous prime is 40427306317. The next prime is 40427306357. The reversal of 40427306318 is 81360372404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40427306318² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40427306317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1443832355 + ... + 1443832382.

It is an arithmetic number, because the mean of its divisors is an integer number (8662994214).

Almost surely, 2^40427306318 is an apocalyptic number.

40427306318 is a deficient number, since it is larger than the sum of its proper divisors (28876647394).

40427306318 is a wasteful number, since it uses less digits than its factorization.

40427306318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887664746.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 40427306318 in words is "forty billion, four hundred twenty-seven million, three hundred six thousand, three hundred eighteen".