1613143315066 has 24 divisors (see below), whose sum is σ = 2553314345244. Its totient is φ = 764065236480.

The previous prime is 1613143315057. The next prime is 1613143315073. The reversal of 1613143315066 is 6605133413161.

It can be written as a sum of positive squares in 6 ways, for example, as 858800691225 + 754342623841 = 926715^2 + 868529^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8958615 + ... + 9136906.

Almost surely, 2^{1613143315066} is an apocalyptic number.

1613143315066 is a deficient number, since it is larger than the sum of its proper divisors (940171030178).

1613143315066 is a wasteful number, since it uses less digits than its factorization.

1613143315066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18095634 (or 18095605 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 1613143315066 in words is "one trillion, six hundred thirteen billion, one hundred forty-three million, three hundred fifteen thousand, sixty-six".