40514466617 has 4 divisors (see below), whose sum is σ = 41911517220. Its totient is φ = 39117416016.

The previous prime is 40514466607. The next prime is 40514466689. The reversal of 40514466617 is 71666441504.

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 11904773881 + 28609692736 = 109109^2 + 169144^2 .

It is a cyclic number.

It is not a de Polignac number, because 40514466617 - 2²⁰ = 40513418041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40514466607) 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, 698525258 + ... + 698525315.

It is an arithmetic number, because the mean of its divisors is an integer number (10477879305).

Almost surely, 2^40514466617 is an apocalyptic number.

It is an amenable number.

40514466617 is a deficient number, since it is larger than the sum of its proper divisors (1397050603).

40514466617 is a wasteful number, since it uses less digits than its factorization.

40514466617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397050602.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 40514466617 in words is "forty billion, five hundred fourteen million, four hundred sixty-six thousand, six hundred seventeen".