3561148128 has 48 divisors (see below), whose sum is σ = 9382576896. Its totient is φ = 1182660480.

The previous prime is 3561148067. The next prime is 3561148153. The reversal of 3561148128 is 8218411653.

It is a tau number, because it is divible by the number of its divisors (48).

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, 42426 + ... + 94457.

It is an arithmetic number, because the mean of its divisors is an integer number (195470352).

Almost surely, 2^3561148128 is an apocalyptic number.

It is an amenable number.

3561148128 is an abundant number, since it is smaller than the sum of its proper divisors (5821428768).

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

3561148128 is a wasteful number, since it uses less digits than its factorization.

3561148128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137167 (or 137159 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 3561148128 is about 59675.3561195909. The cubic root of 3561148128 is about 1527.0854747030.

The spelling of 3561148128 in words is "three billion, five hundred sixty-one million, one hundred forty-eight thousand, one hundred twenty-eight".