1648484651 has 8 divisors (see below), whose sum is σ = 1798676544. Its totient is φ = 1498347720.

The previous prime is 1648484641. The next prime is 1648484653. The reversal of 1648484651 is 1564848461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1648484651 - 2⁶ = 1648484587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1648484596 and 1648484605.

It is not an unprimeable number, because it can be changed into a prime (1648484653) by changing a digit.

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, 72596 + ... + 92558.

It is an arithmetic number, because the mean of its divisors is an integer number (224834568).

Almost surely, 2^1648484651 is an apocalyptic number.

1648484651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1648484651 is a deficient number, since it is larger than the sum of its proper divisors (150191893).

1648484651 is a wasteful number, since it uses less digits than its factorization.

1648484651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27481.

The product of its digits is 737280, while the sum is 47.

The square root of 1648484651 is about 40601.5350818168. The cubic root of 1648484651 is about 1181.3038950205.

The spelling of 1648484651 in words is "one billion, six hundred forty-eight million, four hundred eighty-four thousand, six hundred fifty-one".