5218005705 has 16 divisors (see below), whose sum is σ = 9107792064. Its totient is φ = 2529942080.

The previous prime is 5218005673. The next prime is 5218005713. The reversal of 5218005705 is 5075008125.

It is a happy number.

It is not a de Polignac number, because 5218005705 - 2⁵ = 5218005673 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15811974 + ... + 15812303.

It is an arithmetic number, because the mean of its divisors is an integer number (569237004).

Almost surely, 2^5218005705 is an apocalyptic number.

5218005705 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5218005705 is a deficient number, since it is larger than the sum of its proper divisors (3889786359).

5218005705 is a wasteful number, since it uses less digits than its factorization.

5218005705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31624296.

The product of its (nonzero) digits is 14000, while the sum is 33.

The square root of 5218005705 is about 72235.7647221928. The cubic root of 5218005705 is about 1734.4755539915.

The spelling of 5218005705 in words is "five billion, two hundred eighteen million, five thousand, seven hundred five".