545443221302 has 16 divisors (see below), whose sum is σ = 952687891872. Its totient is φ = 229350788160.

The previous prime is 545443221229. The next prime is 545443221329. The reversal of 545443221302 is 203122344545.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367548599 + ... + 367550082.

It is an arithmetic number, because the mean of its divisors is an integer number (59542993242).

Almost surely, 2^545443221302 is an apocalyptic number.

545443221302 is a deficient number, since it is larger than the sum of its proper divisors (407244670570).

545443221302 is a wasteful number, since it uses less digits than its factorization.

545443221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735098743.

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

Adding to 545443221302 its reverse (203122344545), we get a palindrome (748565565847).

The spelling of 545443221302 in words is "five hundred forty-five billion, four hundred forty-three million, two hundred twenty-one thousand, three hundred two".