1040340320004 has 48 divisors (see below), whose sum is σ = 2574769982400. Its totient is φ = 325807635456.

The previous prime is 1040340319951. The next prime is 1040340320023. The reversal of 1040340320004 is 4000230430401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4365214 + ... + 4597365.

It is an arithmetic number, because the mean of its divisors is an integer number (53641041300).

Almost surely, 2^{1040340320004} is an apocalyptic number.

It is an amenable number.

1040340320004 is an abundant number, since it is smaller than the sum of its proper divisors (1534429662396).

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

1040340320004 is a wasteful number, since it uses less digits than its factorization.

1040340320004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8963172 (or 8963170 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1040340320004 its reverse (4000230430401), we get a palindrome (5040570750405).

The spelling of 1040340320004 in words is "one trillion, forty billion, three hundred forty million, three hundred twenty thousand, four".