40130566105 has 20 divisors (see below), whose sum is σ = 56179466532. Its totient is φ = 27518094240.

The previous prime is 40130566081. The next prime is 40130566127. The reversal of 40130566105 is 50166503104.

It can be written as a sum of positive squares in 2 ways, for example, as 9632833609 + 30497732496 = 98147^2 + 174636^2 .

It is not a de Polignac number, because 40130566105 - 2¹⁹ = 40130041817 is a prime.

It is a super-2 number, since 2×40130566105² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1659406 + ... + 1683415.

Almost surely, 2^40130566105 is an apocalyptic number.

It is an amenable number.

40130566105 is a deficient number, since it is larger than the sum of its proper divisors (16048900427).

40130566105 is an frugal number, since it uses more digits than its factorization.

40130566105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342854 (or 3342833 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 40130566105 in words is "forty billion, one hundred thirty million, five hundred sixty-six thousand, one hundred five".