545213253320 has 16 divisors (see below), whose sum is σ = 1226729820060. Its totient is φ = 218085301312.

The previous prime is 545213253289. The next prime is 545213253349. The reversal of 545213253320 is 23352312545.

It can be written as a sum of positive squares in 2 ways, for example, as 535452208516 + 9761044804 = 731746^2 + 98798^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6815165627 + ... + 6815165706.

Almost surely, 2^545213253320 is an apocalyptic number.

It is an amenable number.

545213253320 is an abundant number, since it is smaller than the sum of its proper divisors (681516566740).

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

545213253320 is a wasteful number, since it uses less digits than its factorization.

545213253320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630331344 (or 13630331340 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 545213253320 its reverse (23352312545), we get a palindrome (568565565865).

The spelling of 545213253320 in words is "five hundred forty-five billion, two hundred thirteen million, two hundred fifty-three thousand, three hundred twenty".