3481242638642 has 4 divisors (see below), whose sum is σ = 5221863957966. Its totient is φ = 1740621319320.

The previous prime is 3481242638641. The next prime is 3481242638677. The reversal of 3481242638642 is 2468362421843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3271717646521 + 209524992121 = 1808789^2 + 457739^2 .

It is a super-2 number, since 2×3481242638642² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3481242638641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 870310659659 + ... + 870310659662.

Almost surely, 2^{3481242638642} is an apocalyptic number.

3481242638642 is a deficient number, since it is larger than the sum of its proper divisors (1740621319324).

3481242638642 is a wasteful number, since it uses less digits than its factorization.

3481242638642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740621319323.

The product of its digits is 10616832, while the sum is 53.

The spelling of 3481242638642 in words is "three trillion, four hundred eighty-one billion, two hundred forty-two million, six hundred thirty-eight thousand, six hundred forty-two".