1648148148 has 60 divisors (see below), whose sum is σ = 4314496032. Its totient is φ = 548629200.

The previous prime is 1648148069. The next prime is 1648148167. The reversal of 1648148148 is 8418418461.

1648148148 is a `hidden beast` number, since 164 + 8 + 1 + 481 + 4 + 8 = 666.

1648148148 is a modest number, since divided by 148148 gives 1648 as remainder.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 264873 + ... + 271023.

Almost surely, 2^1648148148 is an apocalyptic number.

1648148148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1648148148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2157248016).

1648148148 is an abundant number, since it is smaller than the sum of its proper divisors (2666347884).

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

1648148148 is a wasteful number, since it uses less digits than its factorization.

1648148148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6994 (or 6983 counting only the distinct ones).

The product of its digits is 196608, while the sum is 45.

The square root of 1648148148 is about 40597.3909013868. The cubic root of 1648148148 is about 1181.2235102147.

The spelling of 1648148148 in words is "one billion, six hundred forty-eight million, one hundred forty-eight thousand, one hundred forty-eight".