545332131044 has 12 divisors (see below), whose sum is σ = 977607601068. Its totient is φ = 266015673600.

The previous prime is 545332131041. The next prime is 545332131049. The reversal of 545332131044 is 440131233545.

It can be written as a sum of positive squares in 2 ways, for example, as 247774972900 + 297557158144 = 497770^2 + 545488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 545332130995 and 545332131013.

It is not an unprimeable number, because it can be changed into a prime (545332131041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662597797 + ... + 1662598124.

It is an arithmetic number, because the mean of its divisors is an integer number (81467300089).

Almost surely, 2^545332131044 is an apocalyptic number.

It is an amenable number.

545332131044 is a deficient number, since it is larger than the sum of its proper divisors (432275470024).

545332131044 is a wasteful number, since it uses less digits than its factorization.

545332131044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325195966 (or 3325195964 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 545332131044 its reverse (440131233545), we get a palindrome (985463364589).

The spelling of 545332131044 in words is "five hundred forty-five billion, three hundred thirty-two million, one hundred thirty-one thousand, forty-four".