3875785541 has 4 divisors (see below), whose sum is σ = 3889013772. Its totient is φ = 3862557312.

The previous prime is 3875785489. The next prime is 3875785549. The reversal of 3875785541 is 1455875783.

3875785541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1455875783 = 11597 ⋅125539.

It can be written as a sum of positive squares in 2 ways, for example, as 3634884100 + 240901441 = 60290^2 + 15521^2 .

It is a cyclic number.

It is not a de Polignac number, because 3875785541 - 2¹⁸ = 3875523397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3875785549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6613676 + ... + 6614261.

It is an arithmetic number, because the mean of its divisors is an integer number (972253443).

Almost surely, 2^3875785541 is an apocalyptic number.

It is an amenable number.

3875785541 is a deficient number, since it is larger than the sum of its proper divisors (13228231).

3875785541 is a wasteful number, since it uses less digits than its factorization.

3875785541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13228230.

The product of its digits is 4704000, while the sum is 53.

The square root of 3875785541 is about 62255.8072873527. The cubic root of 3875785541 is about 1570.7964559406.

The spelling of 3875785541 in words is "three billion, eight hundred seventy-five million, seven hundred eighty-five thousand, five hundred forty-one".