3645022000001 has 4 divisors (see below), whose sum is σ = 3646773574404. Its totient is φ = 3643270425600.

The previous prime is 3645021999937. The next prime is 3645022000003. The reversal of 3645022000001 is 1000002205463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1279036593025 + 2365985406976 = 1130945^2 + 1538176^2 .

It is a cyclic number.

It is not a de Polignac number, because 3645022000001 - 2⁶ = 3645021999937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3645022000003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875784080 + ... + 875788241.

It is an arithmetic number, because the mean of its divisors is an integer number (911693393601).

Almost surely, 2^{3645022000001} is an apocalyptic number.

It is an amenable number.

3645022000001 is a deficient number, since it is larger than the sum of its proper divisors (1751574403).

3645022000001 is a wasteful number, since it uses less digits than its factorization.

3645022000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751574402.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 3645022000001 its reverse (1000002205463), we get a palindrome (4645024205464).

The spelling of 3645022000001 in words is "three trillion, six hundred forty-five billion, twenty-two million, one", and thus it is an aban number.