553375865 has 24 divisors (see below), whose sum is σ = 773883072. Its totient is φ = 378762720.

The previous prime is 553375807. The next prime is 553375871. The reversal of 553375865 is 568573355.

It is not a de Polignac number, because 553375865 - 2¹⁰ = 553374841 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 (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156770 + ... + 160260.

It is an arithmetic number, because the mean of its divisors is an integer number (32245128).

Almost surely, 2^553375865 is an apocalyptic number.

It is an amenable number.

553375865 is a deficient number, since it is larger than the sum of its proper divisors (220507207).

553375865 is a wasteful number, since it uses less digits than its factorization.

553375865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157 (or 4150 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 47.

The square root of 553375865 is about 23523.9423779264. The cubic root of 553375865 is about 820.9941664855.

The spelling of 553375865 in words is "five hundred fifty-three million, three hundred seventy-five thousand, eight hundred sixty-five".