3250388816885 has 32 divisors (see below), whose sum is σ = 4464140774400. Its totient is φ = 2225607471360.

The previous prime is 3250388816849. The next prime is 3250388816897. The reversal of 3250388816885 is 5886188830523.

It is not a de Polignac number, because 3250388816885 - 2³⁸ = 2975510909941 is a prime.

It is a super-2 number, since 2×3250388816885² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99114071 + ... + 99146859.

It is an arithmetic number, because the mean of its divisors is an integer number (139504399200).

Almost surely, 2^{3250388816885} is an apocalyptic number.

3250388816885 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3250388816885 is a deficient number, since it is larger than the sum of its proper divisors (1213751957515).

3250388816885 is a wasteful number, since it uses less digits than its factorization.

3250388816885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36821.

The product of its (nonzero) digits is 88473600, while the sum is 65.

The spelling of 3250388816885 in words is "three trillion, two hundred fifty billion, three hundred eighty-eight million, eight hundred sixteen thousand, eight hundred eighty-five".