3845999999 has 2 divisors, whose sum is σ = 3846000000. Its totient is φ = 3845999998.

The previous prime is 3845999921. The next prime is 3846000013. The reversal of 3845999999 is 9999995483.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3845999999 is a prime.

3845999999 is a modest number, since divided by 99999 gives 38459 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3845995999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1922999999 + 1923000000.

It is an arithmetic number, because the mean of its divisors is an integer number (1923000000).

Almost surely, 2^3845999999 is an apocalyptic number.

3845999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3845999999 is an equidigital number, since it uses as much as digits as its factorization.

3845999999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 255091680, while the sum is 74.

The square root of 3845999999 is about 62016.1269267922. The cubic root of 3845999999 is about 1566.7622293350.

The spelling of 3845999999 in words is "three billion, eight hundred forty-five million, nine hundred ninety-nine thousand, nine hundred ninety-nine".