3641210643 has 16 divisors (see below), whose sum is σ = 5551732736. Its totient is φ = 2079483840.

The previous prime is 3641210633. The next prime is 3641210687. The reversal of 3641210643 is 3460121463.

It is not a de Polignac number, because 3641210643 - 2⁴ = 3641210627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3641210643.

It is not an unprimeable number, because it can be changed into a prime (3641210633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12643 + ... + 86268.

It is an arithmetic number, because the mean of its divisors is an integer number (346983296).

Almost surely, 2^3641210643 is an apocalyptic number.

3641210643 is a deficient number, since it is larger than the sum of its proper divisors (1910522093).

3641210643 is a wasteful number, since it uses less digits than its factorization.

3641210643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100674.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 3641210643 is about 60342.4447880594. Note that the first 3 decimals coincide. The cubic root of 3641210643 is about 1538.4448576827. Note that the first 3 decimals are identical.

The spelling of 3641210643 in words is "three billion, six hundred forty-one million, two hundred ten thousand, six hundred forty-three".