3641440345163 has 4 divisors (see below), whose sum is σ = 3641581714728. Its totient is φ = 3641298975600.

The previous prime is 3641440345117. The next prime is 3641440345181. The reversal of 3641440345163 is 3615430441463.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3641440345163 - 2⁸ = 3641440344907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3641440345183) 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, 70646138 + ... + 70697663.

It is an arithmetic number, because the mean of its divisors is an integer number (910395428682).

Almost surely, 2^{3641440345163} is an apocalyptic number.

3641440345163 is a deficient number, since it is larger than the sum of its proper divisors (141369565).

3641440345163 is a wasteful number, since it uses less digits than its factorization.

3641440345163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141369564.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 3641440345163 in words is "three trillion, six hundred forty-one billion, four hundred forty million, three hundred forty-five thousand, one hundred sixty-three".