3405143043331 has 16 divisors (see below), whose sum is σ = 3520659881728. Its totient is φ = 3290866380000.

The previous prime is 3405143043293. The next prime is 3405143043353. The reversal of 3405143043331 is 1333403415043.

It is a cyclic number.

It is not a de Polignac number, because 3405143043331 - 2³⁵ = 3370783304963 is a prime.

It is a super-2 number, since 2×3405143043331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3405143043431) 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, 81342556 + ... + 81384406.

It is an arithmetic number, because the mean of its divisors is an integer number (220041242608).

Almost surely, 2^{3405143043331} is an apocalyptic number.

3405143043331 is a deficient number, since it is larger than the sum of its proper divisors (115516838397).

3405143043331 is a wasteful number, since it uses less digits than its factorization.

3405143043331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56602.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 3405143043331 its reverse (1333403415043), we get a palindrome (4738546458374).

The spelling of 3405143043331 in words is "three trillion, four hundred five billion, one hundred forty-three million, forty-three thousand, three hundred thirty-one".