945786165165 has 24 divisors (see below), whose sum is σ = 1639420836768. Its totient is φ = 504401395680.

The previous prime is 945786165133. The next prime is 945786165167. The reversal of 945786165165 is 561561687549.

945786165165 is a `hidden beast` number, since 9 + 4 + 5 + 7 + 8 + 616 + 5 + 1 + 6 + 5 = 666.

It is not a de Polignac number, because 945786165165 - 2⁵ = 945786165133 is a prime.

It is a super-2 number, since 2×945786165165² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945786165167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 962530 + ... + 1678700.

It is an arithmetic number, because the mean of its divisors is an integer number (68309201532).

Almost surely, 2^945786165165 is an apocalyptic number.

It is an amenable number.

945786165165 is a deficient number, since it is larger than the sum of its proper divisors (693634671603).

945786165165 is a wasteful number, since it uses less digits than its factorization.

945786165165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745529 (or 745526 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 63.

The spelling of 945786165165 in words is "nine hundred forty-five billion, seven hundred eighty-six million, one hundred sixty-five thousand, one hundred sixty-five".