3800845887 has 16 divisors (see below), whose sum is σ = 5289561600. Its totient is φ = 2423073312.

The previous prime is 3800845883. The next prime is 3800845891. The reversal of 3800845887 is 7885480083.

It is an interprime number because it is at equal distance from previous prime (3800845883) and next prime (3800845891).

It is not a de Polignac number, because 3800845887 - 2² = 3800845883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3800845883) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 475518 + ... + 483444.

It is an arithmetic number, because the mean of its divisors is an integer number (330597600).

Almost surely, 2^3800845887 is an apocalyptic number.

3800845887 is a deficient number, since it is larger than the sum of its proper divisors (1488715713).

3800845887 is a wasteful number, since it uses less digits than its factorization.

3800845887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14902.

The product of its (nonzero) digits is 1720320, while the sum is 51.

The square root of 3800845887 is about 61651.0006974745. Note that the first 3 decimals coincide. The cubic root of 3800845887 is about 1560.6065314892.

The spelling of 3800845887 in words is "three billion, eight hundred million, eight hundred forty-five thousand, eight hundred eighty-seven".