3648351641 has 32 divisors (see below), whose sum is σ = 4303411200. Its totient is φ = 3060751680.

The previous prime is 3648351611. The next prime is 3648351661. The reversal of 3648351641 is 1461538463.

It is a cyclic number.

It is not a de Polignac number, because 3648351641 - 2²² = 3644157337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3648351611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 641870 + ... + 647528.

It is an arithmetic number, because the mean of its divisors is an integer number (134481600).

Almost surely, 2^3648351641 is an apocalyptic number.

It is an amenable number.

3648351641 is a deficient number, since it is larger than the sum of its proper divisors (655059559).

3648351641 is a wasteful number, since it uses less digits than its factorization.

3648351641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5789.

The product of its digits is 207360, while the sum is 41.

The square root of 3648351641 is about 60401.5864112856. The cubic root of 3648351641 is about 1539.4499133041.

The spelling of 3648351641 in words is "three billion, six hundred forty-eight million, three hundred fifty-one thousand, six hundred forty-one".