3541065728 has 112 divisors (see below), whose sum is σ = 7671962304. Its totient is φ = 1627914240.

The previous prime is 3541065713. The next prime is 3541065863. The reversal of 3541065728 is 8275601453.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6545138 + ... + 6545678.

Almost surely, 2^3541065728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3541065728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3835981152).

3541065728 is an abundant number, since it is smaller than the sum of its proper divisors (4130896576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3541065728 is an equidigital number, since it uses as much as digits as its factorization.

3541065728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 3541065728 is about 59506.8544623222. The cubic root of 3541065728 is about 1524.2094948790.

The spelling of 3541065728 in words is "three billion, five hundred forty-one million, sixty-five thousand, seven hundred twenty-eight".