545213213404 has 24 divisors (see below), whose sum is σ = 961171893360. Its totient is φ = 270593022336.

The previous prime is 545213213393. The next prime is 545213213423. The reversal of 545213213404 is 404312312545.

It is a self number, because there is not a number n which added to its sum of digits gives 545213213404.

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, 7344079 + ... + 7417945.

It is an arithmetic number, because the mean of its divisors is an integer number (40048828890).

Almost surely, 2^545213213404 is an apocalyptic number.

It is an amenable number.

545213213404 is a deficient number, since it is larger than the sum of its proper divisors (415958679956).

545213213404 is a wasteful number, since it uses less digits than its factorization.

545213213404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87477 (or 87475 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 545213213404 its reverse (404312312545), we get a palindrome (949525525949).

The spelling of 545213213404 in words is "five hundred forty-five billion, two hundred thirteen million, two hundred thirteen thousand, four hundred four".