5517115990 has 16 divisors (see below), whose sum is σ = 9931996080. Its totient is φ = 2206582560.

The previous prime is 5517115979. The next prime is 5517116023. The reversal of 5517115990 is 995117155.

It is a super-2 number, since 2×5517115990² = 60877137694227360200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70225 + ... + 126355.

It is an arithmetic number, because the mean of its divisors is an integer number (620749755).

Almost surely, 2^5517115990 is an apocalyptic number.

5517115990 is a deficient number, since it is larger than the sum of its proper divisors (4414880090).

5517115990 is a wasteful number, since it uses less digits than its factorization.

5517115990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65967.

The product of its (nonzero) digits is 70875, while the sum is 43.

The square root of 5517115990 is about 74277.2912133985. The cubic root of 5517115990 is about 1767.0033444417.

The spelling of 5517115990 in words is "five billion, five hundred seventeen million, one hundred fifteen thousand, nine hundred ninety".