3808516805 has 16 divisors (see below), whose sum is σ = 4617653184. Its totient is φ = 3015250560.

The previous prime is 3808516759. The next prime is 3808516813. The reversal of 3808516805 is 5086158083.

It is a de Polignac number, because none of the positive numbers 2^k-3808516805 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 619145 + ... + 625265.

It is an arithmetic number, because the mean of its divisors is an integer number (288603324).

Almost surely, 2^3808516805 is an apocalyptic number.

It is an amenable number.

3808516805 is a deficient number, since it is larger than the sum of its proper divisors (809136379).

3808516805 is a wasteful number, since it uses less digits than its factorization.

3808516805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7396.

The product of its (nonzero) digits is 230400, while the sum is 44.

The square root of 3808516805 is about 61713.1817766675. The cubic root of 3808516805 is about 1561.6557049777.

The spelling of 3808516805 in words is "three billion, eight hundred eight million, five hundred sixteen thousand, eight hundred five".