544506345 has 72 divisors (see below), whose sum is σ = 1012915800. Its totient is φ = 270520320.

The previous prime is 544506337. The next prime is 544506367. The reversal of 544506345 is 543605445.

544506345 is a `hidden beast` number, since 544 + 50 + 63 + 4 + 5 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 46457856 + 498048489 = 6816^2 + 22317^2 .

It is not a de Polignac number, because 544506345 - 2³ = 544506337 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1937605 + ... + 1937885.

It is an arithmetic number, because the mean of its divisors is an integer number (14068275).

Almost surely, 2^544506345 is an apocalyptic number.

It is an amenable number.

544506345 is a deficient number, since it is larger than the sum of its proper divisors (468409455).

544506345 is a wasteful number, since it uses less digits than its factorization.

544506345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 544506345 is about 23334.6597361093. The cubic root of 544506345 is about 816.5842170453.

The spelling of 544506345 in words is "five hundred forty-four million, five hundred six thousand, three hundred forty-five".