3845376818 has 4 divisors (see below), whose sum is σ = 5768065230. Its totient is φ = 1922688408.

The previous prime is 3845376793. The next prime is 3845376841. The reversal of 3845376818 is 8186735483.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2852307649 + 993069169 = 53407^2 + 31513^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3845376818.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961344203 + ... + 961344206.

Almost surely, 2^3845376818 is an apocalyptic number.

3845376818 is a deficient number, since it is larger than the sum of its proper divisors (1922688412).

3845376818 is a wasteful number, since it uses less digits than its factorization.

3845376818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922688411.

The product of its digits is 3870720, while the sum is 53.

The square root of 3845376818 is about 62011.1023769131. The cubic root of 3845376818 is about 1566.6776020865.

The spelling of 3845376818 in words is "three billion, eight hundred forty-five million, three hundred seventy-six thousand, eight hundred eighteen".