556045465 has 4 divisors (see below), whose sum is σ = 667254564. Its totient is φ = 444836368.

The previous prime is 556045423. The next prime is 556045471. The reversal of 556045465 is 564540655.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 107495424 + 448550041 = 10368^2 + 21179^2 .

It is a cyclic number.

It is not a de Polignac number, because 556045465 - 2⁷ = 556045337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55604542 + ... + 55604551.

It is an arithmetic number, because the mean of its divisors is an integer number (166813641).

Almost surely, 2^556045465 is an apocalyptic number.

It is an amenable number.

556045465 is a deficient number, since it is larger than the sum of its proper divisors (111209099).

556045465 is a wasteful number, since it uses less digits than its factorization.

556045465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111209098.

The product of its (nonzero) digits is 360000, while the sum is 40.

The square root of 556045465 is about 23580.6162981378. The cubic root of 556045465 is about 822.3122645655.

The spelling of 556045465 in words is "five hundred fifty-six million, forty-five thousand, four hundred sixty-five".