544240545 has 16 divisors (see below), whose sum is σ = 881278272. Its totient is φ = 286763840.

The previous prime is 544240481. The next prime is 544240547. The reversal of 544240545 is 545042445.

It is not a de Polignac number, because 544240545 - 2⁶ = 544240481 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (544240547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217326 + ... + 219815.

It is an arithmetic number, because the mean of its divisors is an integer number (55079892).

Almost surely, 2^544240545 is an apocalyptic number.

It is an amenable number.

544240545 is a deficient number, since it is larger than the sum of its proper divisors (337037727).

544240545 is a wasteful number, since it uses less digits than its factorization.

544240545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437232.

The product of its (nonzero) digits is 64000, while the sum is 33.

The square root of 544240545 is about 23328.9636503639. The cubic root of 544240545 is about 816.4513239433.

The spelling of 544240545 in words is "five hundred forty-four million, two hundred forty thousand, five hundred forty-five".