3245443816 has 16 divisors (see below), whose sum is σ = 6281504640. Its totient is φ = 1570375920.

The previous prime is 3245443801. The next prime is 3245443823. The reversal of 3245443816 is 6183445423.

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, 6542986 + ... + 6543481.

It is an arithmetic number, because the mean of its divisors is an integer number (392594040).

Almost surely, 2^3245443816 is an apocalyptic number.

It is an amenable number.

3245443816 is a deficient number, since it is larger than the sum of its proper divisors (3036060824).

3245443816 is a wasteful number, since it uses less digits than its factorization.

3245443816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13086504 (or 13086500 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 3245443816 is about 56968.7968628441. The cubic root of 3245443816 is about 1480.5555219175. Note that the first 4 decimals are identical.

The spelling of 3245443816 in words is "three billion, two hundred forty-five million, four hundred forty-three thousand, eight hundred sixteen".