5516202666 has 16 divisors (see below), whose sum is σ = 11881052064. Its totient is φ = 1697293104.

The previous prime is 5516202647. The next prime is 5516202697. The reversal of 5516202666 is 6662026155.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35360196 + ... + 35360351.

It is an arithmetic number, because the mean of its divisors is an integer number (742565754).

Almost surely, 2^5516202666 is an apocalyptic number.

5516202666 is an abundant number, since it is smaller than the sum of its proper divisors (6364849398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5516202666 is a wasteful number, since it uses less digits than its factorization.

5516202666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70720565.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 5516202666 is about 74271.1428887425. The cubic root of 5516202666 is about 1766.9058336149.

The spelling of 5516202666 in words is "five billion, five hundred sixteen million, two hundred two thousand, six hundred sixty-six".