5515100665 has 32 divisors (see below), whose sum is σ = 7036761600. Its totient is φ = 4142342400.

The previous prime is 5515100627. The next prime is 5515100671. The reversal of 5515100665 is 5660015155.

It is not a de Polignac number, because 5515100665 - 2⁷ = 5515100537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5515100665.

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 31 ways as a sum of consecutive naturals, for example, 1488315 + ... + 1492015.

It is an arithmetic number, because the mean of its divisors is an integer number (219898800).

Almost surely, 2^5515100665 is an apocalyptic number.

It is an amenable number.

5515100665 is a deficient number, since it is larger than the sum of its proper divisors (1521660935).

5515100665 is a wasteful number, since it uses less digits than its factorization.

5515100665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 5515100665 is about 74263.7237485436. The cubic root of 5515100665 is about 1766.7881644023.

The spelling of 5515100665 in words is "five billion, five hundred fifteen million, one hundred thousand, six hundred sixty-five".