3403440220442 has 4 divisors (see below), whose sum is σ = 5105160330666. Its totient is φ = 1701720110220.

The previous prime is 3403440220423. The next prime is 3403440220471. The reversal of 3403440220442 is 2440220443043.

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., 2271256970761 + 1132183249681 = 1507069^2 + 1064041^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3403440220399 and 3403440220408.

It is an unprimeable number.

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, 850860055109 + ... + 850860055112.

Almost surely, 2^{3403440220442} is an apocalyptic number.

3403440220442 is a deficient number, since it is larger than the sum of its proper divisors (1701720110224).

3403440220442 is a wasteful number, since it uses less digits than its factorization.

3403440220442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701720110223.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 3403440220442 its reverse (2440220443043), we get a palindrome (5843660663485).

The spelling of 3403440220442 in words is "three trillion, four hundred three billion, four hundred forty million, two hundred twenty thousand, four hundred forty-two".