544551643012 has 24 divisors (see below), whose sum is σ = 1026749955672. Its totient is φ = 251214086400.

The previous prime is 544551643003. The next prime is 544551643049. The reversal of 544551643012 is 210346155445.

It can be written as a sum of positive squares in 4 ways, for example, as 109629858816 + 434921784196 = 331104^2 + 659486^2 .

It is a super-3 number, since 3×544551643012³ (a number of 36 digits) contains 333 as substring.

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, 2334289 + ... + 2556952.

It is an arithmetic number, because the mean of its divisors is an integer number (42781248153).

Almost surely, 2^544551643012 is an apocalyptic number.

544551643012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

544551643012 is a deficient number, since it is larger than the sum of its proper divisors (482198312660).

544551643012 is a wasteful number, since it uses less digits than its factorization.

544551643012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893399 (or 4893397 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 544551643012 its reverse (210346155445), we get a palindrome (754897798457).

The spelling of 544551643012 in words is "five hundred forty-four billion, five hundred fifty-one million, six hundred forty-three thousand, twelve".