1602442221005 has 4 divisors (see below), whose sum is σ = 1922930665212. Its totient is φ = 1281953776800.

The previous prime is 1602442220963. The next prime is 1602442221031. The reversal of 1602442221005 is 5001222442061.

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

It can be written as a sum of positive squares in 2 ways, for example, as 883714683721 + 718727537284 = 940061^2 + 847778^2 .

It is not a de Polignac number, because 1602442221005 - 2²² = 1602438026701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160244222096 + ... + 160244222105.

It is an arithmetic number, because the mean of its divisors is an integer number (480732666303).

Almost surely, 2^{1602442221005} is an apocalyptic number.

It is an amenable number.

1602442221005 is a deficient number, since it is larger than the sum of its proper divisors (320488444207).

1602442221005 is an equidigital number, since it uses as much as digits as its factorization.

1602442221005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320488444206.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1602442221005 its reverse (5001222442061), we get a palindrome (6603664663066).

The spelling of 1602442221005 in words is "one trillion, six hundred two billion, four hundred forty-two million, two hundred twenty-one thousand, five".