545224400052 has 48 divisors (see below), whose sum is σ = 1306739095872. Its totient is φ = 176807162880.

The previous prime is 545224400029. The next prime is 545224400057. The reversal of 545224400052 is 250004422545.

It is a junction number, because it is equal to n+sod(n) for n = 545224399986 and 545224400022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545224400057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3635227 + ... + 3782237.

It is an arithmetic number, because the mean of its divisors is an integer number (27223731164).

Almost surely, 2^545224400052 is an apocalyptic number.

It is an amenable number.

545224400052 is an abundant number, since it is smaller than the sum of its proper divisors (761514695820).

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

545224400052 is a wasteful number, since it uses less digits than its factorization.

545224400052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155408 (or 155406 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 545224400052 its reverse (250004422545), we get a palindrome (795228822597).

The spelling of 545224400052 in words is "five hundred forty-five billion, two hundred twenty-four million, four hundred thousand, fifty-two".