4144565674540 has 24 divisors (see below), whose sum is σ = 8709464810592. Its totient is φ = 1656706861440.

The previous prime is 4144565674507. The next prime is 4144565674541. The reversal of 4144565674540 is 454765654414.

It is not an unprimeable number, because it can be changed into a prime (4144565674541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69932664 + ... + 69991903.

It is an arithmetic number, because the mean of its divisors is an integer number (362894367108).

Almost surely, 2^{4144565674540} is an apocalyptic number.

It is an amenable number.

4144565674540 is an abundant number, since it is smaller than the sum of its proper divisors (4564899136052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4144565674540 is a wasteful number, since it uses less digits than its factorization.

4144565674540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139926057 (or 139926055 counting only the distinct ones).

The product of its (nonzero) digits is 32256000, while the sum is 55.

The spelling of 4144565674540 in words is "four trillion, one hundred forty-four billion, five hundred sixty-five million, six hundred seventy-four thousand, five hundred forty".