3405163261631 has 8 divisors (see below), whose sum is σ = 3479893249104. Its totient is φ = 3330821482560.

The previous prime is 3405163261609. The next prime is 3405163261637. The reversal of 3405163261631 is 1361623615043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3405163261631 - 2¹⁰ = 3405163260607 is a prime.

It is a super-2 number, since 2×3405163261631² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405163261637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97034366 + ... + 97069451.

It is an arithmetic number, because the mean of its divisors is an integer number (434986656138).

Almost surely, 2^{3405163261631} is an apocalyptic number.

3405163261631 is a deficient number, since it is larger than the sum of its proper divisors (74729987473).

3405163261631 is a wasteful number, since it uses less digits than its factorization.

3405163261631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194104201.

The product of its (nonzero) digits is 233280, while the sum is 41.

Adding to 3405163261631 its reverse (1361623615043), we get a palindrome (4766786876674).

The spelling of 3405163261631 in words is "three trillion, four hundred five billion, one hundred sixty-three million, two hundred sixty-one thousand, six hundred thirty-one".