3644040934723 has 8 divisors (see below), whose sum is σ = 4164676951392. Its totient is φ = 3123419603136.

The previous prime is 3644040934693. The next prime is 3644040934727. The reversal of 3644040934723 is 3274390404463.

3644040934723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3644040934723 - 2⁵ = 3644040934691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3644040934727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3134290 + ... + 4136647.

It is an arithmetic number, because the mean of its divisors is an integer number (520584618924).

Almost surely, 2^{3644040934723} is an apocalyptic number.

3644040934723 is a deficient number, since it is larger than the sum of its proper divisors (520636016669).

3644040934723 is an equidigital number, since it uses as much as digits as its factorization.

3644040934723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7342541.

The product of its (nonzero) digits is 5225472, while the sum is 49.

The spelling of 3644040934723 in words is "three trillion, six hundred forty-four billion, forty million, nine hundred thirty-four thousand, seven hundred twenty-three".