5217862166 has 8 divisors (see below), whose sum is σ = 8538319944. Its totient is φ = 2371755520.

The previous prime is 5217862159. The next prime is 5217862189. The reversal of 5217862166 is 6612687125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 118587755 + ... + 118587798.

It is an arithmetic number, because the mean of its divisors is an integer number (1067289993).

Almost surely, 2^5217862166 is an apocalyptic number.

5217862166 is a deficient number, since it is larger than the sum of its proper divisors (3320457778).

5217862166 is a wasteful number, since it uses less digits than its factorization.

5217862166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237175566.

The product of its digits is 241920, while the sum is 44.

The square root of 5217862166 is about 72234.7711701228. The cubic root of 5217862166 is about 1734.4596496286.

It can be divided in two parts, 521 and 7862166, that added together give a palindrome (7862687).

The spelling of 5217862166 in words is "five billion, two hundred seventeen million, eight hundred sixty-two thousand, one hundred sixty-six".