544564064453 has 4 divisors (see below), whose sum is σ = 547904948448. Its totient is φ = 541223180460.

The previous prime is 544564064441. The next prime is 544564064459. The reversal of 544564064453 is 354460465445.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 544564064453 - 2⁶ = 544564064389 is a prime.

It is a super-2 number, since 2×544564064453² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544564064459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670441753 + ... + 1670442078.

It is an arithmetic number, because the mean of its divisors is an integer number (136976237112).

Almost surely, 2^544564064453 is an apocalyptic number.

It is an amenable number.

544564064453 is a deficient number, since it is larger than the sum of its proper divisors (3340883995).

544564064453 is a wasteful number, since it uses less digits than its factorization.

544564064453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340883994.

The product of its (nonzero) digits is 13824000, while the sum is 50.

The spelling of 544564064453 in words is "five hundred forty-four billion, five hundred sixty-four million, sixty-four thousand, four hundred fifty-three".