544253520245 has 8 divisors (see below), whose sum is σ = 653866311384. Its totient is φ = 434894758144.

The previous prime is 544253520221. The next prime is 544253520247. The reversal of 544253520245 is 542025352445.

It can be written as a sum of positive squares in 4 ways, for example, as 249142736164 + 295110784081 = 499142^2 + 543241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 544253520245 - 2⁸ = 544253519989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544253520247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63502544 + ... + 63511113.

It is an arithmetic number, because the mean of its divisors is an integer number (81733288923).

Almost surely, 2^544253520245 is an apocalyptic number.

It is an amenable number.

544253520245 is a deficient number, since it is larger than the sum of its proper divisors (109612791139).

544253520245 is a wasteful number, since it uses less digits than its factorization.

544253520245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127014519.

The product of its (nonzero) digits is 960000, while the sum is 41.

The spelling of 544253520245 in words is "five hundred forty-four billion, two hundred fifty-three million, five hundred twenty thousand, two hundred forty-five".