544565152025 has 12 divisors (see below), whose sum is σ = 675332635692. Its totient is φ = 435605768640.

The previous prime is 544565152013. The next prime is 544565152081. The reversal of 544565152025 is 520251565445.

It can be written as a sum of positive squares in 6 ways, for example, as 20441278729 + 524123873296 = 142973^2 + 723964^2 .

It is not a de Polignac number, because 544565152025 - 2⁴ = 544565152009 is a prime.

It is a super-2 number, since 2×544565152025² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 918182 + ... + 1390031.

It is an arithmetic number, because the mean of its divisors is an integer number (56277719641).

Almost surely, 2^544565152025 is an apocalyptic number.

It is an amenable number.

544565152025 is a deficient number, since it is larger than the sum of its proper divisors (130767483667).

544565152025 is a wasteful number, since it uses less digits than its factorization.

544565152025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317660 (or 2317655 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 544565152025 in words is "five hundred forty-four billion, five hundred sixty-five million, one hundred fifty-two thousand, twenty-five".