4144609636187 has 16 divisors (see below), whose sum is σ = 4573089333120. Its totient is φ = 3741618484800.

The previous prime is 4144609636177. The next prime is 4144609636199. The reversal of 4144609636187 is 7816369064414.

It is a cyclic number.

It is not a de Polignac number, because 4144609636187 - 2¹⁸ = 4144609374043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4144609636177) 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, 61831889 + ... + 61898882.

It is an arithmetic number, because the mean of its divisors is an integer number (285818083320).

Almost surely, 2^{4144609636187} is an apocalyptic number.

4144609636187 is a deficient number, since it is larger than the sum of its proper divisors (428479696933).

4144609636187 is a wasteful number, since it uses less digits than its factorization.

4144609636187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123730874.

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 4144609636187 in words is "four trillion, one hundred forty-four billion, six hundred nine million, six hundred thirty-six thousand, one hundred eighty-seven".