3845537541 has 12 divisors (see below), whose sum is σ = 5555305132. Its totient is φ = 2563396416.

The previous prime is 3845537519. The next prime is 3845537587. The reversal of 3845537541 is 1457355483.

It is a happy number.

3845537541 is a `hidden beast` number, since 38 + 45 + 5 + 37 + 541 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1400630625 + 2444906916 = 37425^2 + 49446^2 .

It is not a de Polignac number, because 3845537541 - 2¹¹ = 3845535493 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3845537441) 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 11 ways as a sum of consecutive naturals, for example, 82335 + ... + 120291.

Almost surely, 2^3845537541 is an apocalyptic number.

It is an amenable number.

3845537541 is a deficient number, since it is larger than the sum of its proper divisors (1709767591).

3845537541 is a wasteful number, since it uses less digits than its factorization.

3845537541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49220 (or 49217 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 3845537541 is about 62012.3982845366. The cubic root of 3845537541 is about 1566.6994289562.

The spelling of 3845537541 in words is "three billion, eight hundred forty-five million, five hundred thirty-seven thousand, five hundred forty-one".