1353404516446 has 16 divisors (see below), whose sum is σ = 2063432842560. Its totient is φ = 665594059680.

The previous prime is 1353404516437. The next prime is 1353404516491. The reversal of 1353404516446 is 6446154043531.

It is a junction number, because it is equal to n+sod(n) for n = 1353404516396 and 1353404516405.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7202475 + ... + 7387993.

It is an arithmetic number, because the mean of its divisors is an integer number (128964552660).

Almost surely, 2^{1353404516446} is an apocalyptic number.

1353404516446 is a deficient number, since it is larger than the sum of its proper divisors (710028326114).

1353404516446 is a wasteful number, since it uses less digits than its factorization.

1353404516446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245379.

The product of its (nonzero) digits is 2073600, while the sum is 46.

Adding to 1353404516446 its reverse (6446154043531), we get a palindrome (7799558559977).

The spelling of 1353404516446 in words is "one trillion, three hundred fifty-three billion, four hundred four million, five hundred sixteen thousand, four hundred forty-six".