555664115 has 4 divisors (see below), whose sum is σ = 666796944. Its totient is φ = 444531288.

The previous prime is 555664079. The next prime is 555664121. The reversal of 555664115 is 511466555.

It is a happy number.

555664115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511466555 = 5 ⋅102293311.

It is a cyclic number.

It is not a de Polignac number, because 555664115 - 2⁸ = 555663859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55566407 + ... + 55566416.

It is an arithmetic number, because the mean of its divisors is an integer number (166699236).

Almost surely, 2^555664115 is an apocalyptic number.

555664115 is a deficient number, since it is larger than the sum of its proper divisors (111132829).

555664115 is a wasteful number, since it uses less digits than its factorization.

555664115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111132828.

The product of its digits is 90000, while the sum is 38.

The square root of 555664115 is about 23572.5288206420. The cubic root of 555664115 is about 822.1242340786.

The spelling of 555664115 in words is "five hundred fifty-five million, six hundred sixty-four thousand, one hundred fifteen".