4460018720449 has 4 divisors (see below), whose sum is σ = 4613812469460. Its totient is φ = 4306224971440.

The previous prime is 4460018720393. The next prime is 4460018720471. The reversal of 4460018720449 is 9440278100644.

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 3126732818049 + 1333285902400 = 1768257^2 + 1154680^2 .

It is a cyclic number.

It is not a de Polignac number, because 4460018720449 - 2⁷ = 4460018720321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4460018720249) 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, 76896874462 + ... + 76896874519.

It is an arithmetic number, because the mean of its divisors is an integer number (1153453117365).

Almost surely, 2^{4460018720449} is an apocalyptic number.

It is an amenable number.

4460018720449 is a deficient number, since it is larger than the sum of its proper divisors (153793749011).

4460018720449 is a wasteful number, since it uses less digits than its factorization.

4460018720449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153793749010.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 4460018720449 in words is "four trillion, four hundred sixty billion, eighteen million, seven hundred twenty thousand, four hundred forty-nine".