3442221002440 has 64 divisors (see below), whose sum is σ = 8449829616960. Its totient is φ = 1251606846720.

The previous prime is 3442221002383. The next prime is 3442221002489. The reversal of 3442221002440 is 442001222443.

It is a junction number, because it is equal to n+sod(n) for n = 3442221002399 and 3442221002408.

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 in 15 ways as a sum of consecutive naturals, for example, 4760694 + ... + 5435866.

It is an arithmetic number, because the mean of its divisors is an integer number (132028587765).

Almost surely, 2^{3442221002440} is an apocalyptic number.

It is an amenable number.

3442221002440 is an abundant number, since it is smaller than the sum of its proper divisors (5007608614520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3442221002440 is a wasteful number, since it uses less digits than its factorization.

3442221002440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686782 (or 686778 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 3442221002440 its reverse (442001222443), we get a palindrome (3884222224883).

The spelling of 3442221002440 in words is "three trillion, four hundred forty-two billion, two hundred twenty-one million, two thousand, four hundred forty".