40030017317 has 4 divisors (see below), whose sum is σ = 42384724236. Its totient is φ = 37675310400.

The previous prime is 40030017233. The next prime is 40030017347. The reversal of 40030017317 is 71371003004.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21502996321 + 18527020996 = 146639^2 + 136114^2 .

It is a cyclic number.

It is not a de Polignac number, because 40030017317 - 2³⁰ = 38956275493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40030017347) 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 3 ways as a sum of consecutive naturals, for example, 1177353434 + ... + 1177353467.

It is an arithmetic number, because the mean of its divisors is an integer number (10596181059).

Almost surely, 2^40030017317 is an apocalyptic number.

It is an amenable number.

40030017317 is a deficient number, since it is larger than the sum of its proper divisors (2354706919).

40030017317 is a wasteful number, since it uses less digits than its factorization.

40030017317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354706918.

The product of its (nonzero) digits is 1764, while the sum is 26.

The spelling of 40030017317 in words is "forty billion, thirty million, seventeen thousand, three hundred seventeen".