3753873865 has 32 divisors (see below), whose sum is σ = 5181808896. Its totient is φ = 2557336320.

The previous prime is 3753873787. The next prime is 3753873881. The reversal of 3753873865 is 5683783573.

It is not a de Polignac number, because 3753873865 - 2²⁷ = 3619656137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5495814 + ... + 5496496.

It is an arithmetic number, because the mean of its divisors is an integer number (161931528).

Almost surely, 2^3753873865 is an apocalyptic number.

3753873865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3753873865 is a deficient number, since it is larger than the sum of its proper divisors (1427935031).

3753873865 is a wasteful number, since it uses less digits than its factorization.

3753873865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489.

The product of its digits is 12700800, while the sum is 55.

The square root of 3753873865 is about 61268.8653803871. The cubic root of 3753873865 is about 1554.1510466110.

The spelling of 3753873865 in words is "three billion, seven hundred fifty-three million, eight hundred seventy-three thousand, eight hundred sixty-five".