544152445 has 4 divisors (see below), whose sum is σ = 652982940. Its totient is φ = 435321952.

The previous prime is 544152437. The next prime is 544152461. The reversal of 544152445 is 544251445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544251445 = 5 ⋅108850289.

It can be written as a sum of positive squares in 2 ways, for example, as 313537849 + 230614596 = 17707^2 + 15186^2 .

It is a cyclic number.

It is not a de Polignac number, because 544152445 - 2³ = 544152437 is a prime.

It is a super-2 number, since 2×544152445² = 592203766798956050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 544152445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54415240 + ... + 54415249.

It is an arithmetic number, because the mean of its divisors is an integer number (163245735).

Almost surely, 2^544152445 is an apocalyptic number.

It is an amenable number.

544152445 is a deficient number, since it is larger than the sum of its proper divisors (108830495).

544152445 is a wasteful number, since it uses less digits than its factorization.

544152445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108830494.

The product of its digits is 64000, while the sum is 34.

The square root of 544152445 is about 23327.0753631912. The cubic root of 544152445 is about 816.4072666823.

The spelling of 544152445 in words is "five hundred forty-four million, one hundred fifty-two thousand, four hundred forty-five".