544013545 has 16 divisors (see below), whose sum is σ = 657614160. Its totient is φ = 432025344.

The previous prime is 544013531. The next prime is 544013557. The reversal of 544013545 is 545310445.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 55294096 + 488719449 = 7436^2 + 22107^2 .

It is a cyclic number.

It is not a de Polignac number, because 544013545 - 2⁷ = 544013417 is a prime.

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, 637339 + ... + 638191.

It is an arithmetic number, because the mean of its divisors is an integer number (41100885).

Almost surely, 2^544013545 is an apocalyptic number.

It is an amenable number.

544013545 is a deficient number, since it is larger than the sum of its proper divisors (113600615).

544013545 is a wasteful number, since it uses less digits than its factorization.

544013545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 544013545 is about 23324.0979461157. The cubic root of 544013545 is about 816.3377955746.

The spelling of 544013545 in words is "five hundred forty-four million, thirteen thousand, five hundred forty-five".