3553320345 has 16 divisors (see below), whose sum is σ = 5838970560. Its totient is φ = 1843884864.

The previous prime is 3553320343. The next prime is 3553320349. The reversal of 3553320345 is 5430233553.

It is not a de Polignac number, because 3553320345 - 2¹ = 3553320343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3553320343) by changing a digit.

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, 3200635 + ... + 3201744.

It is an arithmetic number, because the mean of its divisors is an integer number (364935660).

Almost surely, 2^3553320345 is an apocalyptic number.

It is an amenable number.

3553320345 is a deficient number, since it is larger than the sum of its proper divisors (2285650215).

3553320345 is a wasteful number, since it uses less digits than its factorization.

3553320345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6402424.

The product of its (nonzero) digits is 81000, while the sum is 33.

The square root of 3553320345 is about 59609.7336430889. The cubic root of 3553320345 is about 1525.9657550229.

Adding to 3553320345 its reverse (5430233553), we get a palindrome (8983553898).

The spelling of 3553320345 in words is "three billion, five hundred fifty-three million, three hundred twenty thousand, three hundred forty-five".