3641420655 has 24 divisors (see below), whose sum is σ = 6683079312. Its totient is φ = 1827849984.

The previous prime is 3641420639. The next prime is 3641420659. The reversal of 3641420655 is 5560241463.

3641420655 is a `hidden beast` number, since 3 + 641 + 4 + 2 + 0 + 6 + 5 + 5 = 666.

It is not a de Polignac number, because 3641420655 - 2⁴ = 3641420639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641420659) 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 23 ways as a sum of consecutive naturals, for example, 2379249 + ... + 2380778.

It is an arithmetic number, because the mean of its divisors is an integer number (278461638).

Almost surely, 2^3641420655 is an apocalyptic number.

3641420655 is a deficient number, since it is larger than the sum of its proper divisors (3041658657).

3641420655 is a wasteful number, since it uses less digits than its factorization.

3641420655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4760055 (or 4760052 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 3641420655 is about 60344.1849311100. The cubic root of 3641420655 is about 1538.4744344454.

The spelling of 3641420655 in words is "three billion, six hundred forty-one million, four hundred twenty thousand, six hundred fifty-five".