544564465 has 8 divisors (see below), whose sum is σ = 676011240. Its totient is φ = 420628992.

The previous prime is 544564463. The next prime is 544564477. The reversal of 544564465 is 564465445.

It can be written as a sum of positive squares in 4 ways, for example, as 133610481 + 410953984 = 11559^2 + 20272^2 .

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

It is not a de Polignac number, because 544564465 - 2¹ = 544564463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (544564463) 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, 1877664 + ... + 1877953.

It is an arithmetic number, because the mean of its divisors is an integer number (84501405).

Almost surely, 2^544564465 is an apocalyptic number.

It is an amenable number.

544564465 is a deficient number, since it is larger than the sum of its proper divisors (131446775).

544564465 is a wasteful number, since it uses less digits than its factorization.

544564465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3755651.

The product of its digits is 1152000, while the sum is 43.

The square root of 544564465 is about 23335.9050606571. The cubic root of 544564465 is about 816.6132697745.

The spelling of 544564465 in words is "five hundred forty-four million, five hundred sixty-four thousand, four hundred sixty-five".