544565143252 has 48 divisors (see below), whose sum is σ = 1061897412240. Its totient is φ = 242622471168.

The previous prime is 544565143247. The next prime is 544565143271. The reversal of 544565143252 is 252341565445.

It can be written as a sum of positive squares in 8 ways, for example, as 11086826436 + 533478316816 = 105294^2 + 730396^2 .

It is a super-2 number, since 2×544565143252² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8129448 + ... + 8196160.

It is an arithmetic number, because the mean of its divisors is an integer number (22122862755).

Almost surely, 2^544565143252 is an apocalyptic number.

544565143252 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

544565143252 is a deficient number, since it is larger than the sum of its proper divisors (517332268988).

544565143252 is a wasteful number, since it uses less digits than its factorization.

544565143252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72172 (or 72170 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 46.

The spelling of 544565143252 in words is "five hundred forty-four billion, five hundred sixty-five million, one hundred forty-three thousand, two hundred fifty-two".