3148885120 has 64 divisors (see below), whose sum is σ = 7594595640. Its totient is φ = 1248378880.

The previous prime is 3148885063. The next prime is 3148885133. The reversal of 3148885120 is 215888413.

It can be written as a sum of positive squares in 4 ways, for example, as 874739776 + 2274145344 = 29576^2 + 47688^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50550 + ... + 94090.

Almost surely, 2^3148885120 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 3148885120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3797297820).

3148885120 is an abundant number, since it is smaller than the sum of its proper divisors (4445710520).

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

3148885120 is a wasteful number, since it uses less digits than its factorization.

3148885120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43673 (or 43661 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 40.

The square root of 3148885120 is about 56114.9277821864. The cubic root of 3148885120 is about 1465.7242467272.

The spelling of 3148885120 in words is "three billion, one hundred forty-eight million, eight hundred eighty-five thousand, one hundred twenty".