1466445531141 has 6 divisors (see below), whose sum is σ = 2118199100550. Its totient is φ = 977630354088.

The previous prime is 1466445531139. The next prime is 1466445531191. The reversal of 1466445531141 is 1411355446641.

1466445531141 is a `hidden beast` number, since 1 + 4 + 6 + 6 + 44 + 553 + 11 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1132193890116 + 334251641025 = 1064046^2 + 578145^2 .

It is not a de Polignac number, because 1466445531141 - 2¹ = 1466445531139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466445531121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81469196166 + ... + 81469196183.

It is an arithmetic number, because the mean of its divisors is an integer number (353033183425).

Almost surely, 2^{1466445531141} is an apocalyptic number.

It is an amenable number.

1466445531141 is a deficient number, since it is larger than the sum of its proper divisors (651753569409).

1466445531141 is a wasteful number, since it uses less digits than its factorization.

1466445531141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162938392355 (or 162938392352 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 1466445531141 in words is "one trillion, four hundred sixty-six billion, four hundred forty-five million, five hundred thirty-one thousand, one hundred forty-one".