1553404042304 has 28 divisors (see below), whose sum is σ = 3082764316044. Its totient is φ = 776644529664.

The previous prime is 1553404042259. The next prime is 1553404042313. The reversal of 1553404042304 is 4032404043551.

It can be written as a sum of positive squares in 2 ways, for example, as 6743694400 + 1546660347904 = 82120^2 + 1243648^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20267 + ... + 1762730.

It is an arithmetic number, because the mean of its divisors is an integer number (110098725573).

Almost surely, 2^{1553404042304} is an apocalyptic number.

It is an amenable number.

1553404042304 is a deficient number, since it is larger than the sum of its proper divisors (1529360273740).

1553404042304 is a wasteful number, since it uses less digits than its factorization.

1553404042304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796622 (or 1796612 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 1553404042304 its reverse (4032404043551), we get a palindrome (5585808085855).

The spelling of 1553404042304 in words is "one trillion, five hundred fifty-three billion, four hundred four million, forty-two thousand, three hundred four".