43141466165 has 24 divisors (see below), whose sum is σ = 60263908920. Its totient is φ = 29562115968.

The previous prime is 43141466141. The next prime is 43141466167. The reversal of 43141466165 is 56166414134.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23945086564 + 19196379601 = 154742^2 + 138551^2 .

It is not a de Polignac number, because 43141466165 - 2¹⁶ = 43141400629 is a prime.

It is a super-2 number, since 2×43141466165² (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 (43141466167) 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, 295391 + ... + 416579.

It is an arithmetic number, because the mean of its divisors is an integer number (2510996205).

Almost surely, 2^43141466165 is an apocalyptic number.

It is an amenable number.

43141466165 is a deficient number, since it is larger than the sum of its proper divisors (17122442755).

43141466165 is a wasteful number, since it uses less digits than its factorization.

43141466165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122661 (or 122654 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The spelling of 43141466165 in words is "forty-three billion, one hundred forty-one million, four hundred sixty-six thousand, one hundred sixty-five".