545323254144 has 32 divisors (see below), whose sum is σ = 1448514894840. Its totient is φ = 181774417920.

The previous prime is 545323254083. The next prime is 545323254199. The reversal of 545323254144 is 441452323545.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×545323254144² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545323254096 and 545323254105.

It is a congruent number.

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, 710055937 + ... + 710056704.

Almost surely, 2^545323254144 is an apocalyptic number.

It is an amenable number.

545323254144 is an abundant number, since it is smaller than the sum of its proper divisors (903191640696).

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

545323254144 is a wasteful number, since it uses less digits than its factorization.

545323254144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420112658 (or 1420112646 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 42.

Adding to 545323254144 its reverse (441452323545), we get a palindrome (986775577689).

The spelling of 545323254144 in words is "five hundred forty-five billion, three hundred twenty-three million, two hundred fifty-four thousand, one hundred forty-four".