1648110456 has 128 divisors (see below), whose sum is σ = 4725000000. Its totient is φ = 531947520.

The previous prime is 1648110437. The next prime is 1648110467. The reversal of 1648110456 is 6540118461.

1648110456 is a `hidden beast` number, since 1 + 648 + 1 + 1 + 0 + 4 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1648110456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1318920 + ... + 1320168.

Almost surely, 2^1648110456 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 1648110456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2362500000).

1648110456 is an abundant number, since it is smaller than the sum of its proper divisors (3076889544).

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

1648110456 is a wasteful number, since it uses less digits than its factorization.

1648110456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454 (or 1444 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1648110456 is about 40596.9266817083. The cubic root of 1648110456 is about 1181.2145055598.

The spelling of 1648110456 in words is "one billion, six hundred forty-eight million, one hundred ten thousand, four hundred fifty-six".