4135143350661 has 16 divisors (see below), whose sum is σ = 5803861056000. Its totient is φ = 2611601494128.

The previous prime is 4135143350647. The next prime is 4135143350669. The reversal of 4135143350661 is 1660533415314.

It is not a de Polignac number, because 4135143350661 - 2⁵ = 4135143350629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4135143350669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311240 + ... + 3160638.

It is an arithmetic number, because the mean of its divisors is an integer number (362741316000).

Almost surely, 2^{4135143350661} is an apocalyptic number.

It is an amenable number.

4135143350661 is a deficient number, since it is larger than the sum of its proper divisors (1668717705339).

4135143350661 is a wasteful number, since it uses less digits than its factorization.

4135143350661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888648.

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 4135143350661 its reverse (1660533415314), we get a palindrome (5795676765975).

The spelling of 4135143350661 in words is "four trillion, one hundred thirty-five billion, one hundred forty-three million, three hundred fifty thousand, six hundred sixty-one".