4416160561181 has 4 divisors (see below), whose sum is σ = 4421903293500. Its totient is φ = 4410417828864.

The previous prime is 4416160561151. The next prime is 4416160561231. The reversal of 4416160561181 is 1811650616144.

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 2321509322500 + 2094651238681 = 1523650^2 + 1447291^2 .

It is a cyclic number.

It is not a de Polignac number, because 4416160561181 - 2³⁸ = 4141282654237 is a prime.

It is a super-2 number, since 2×4416160561181² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4416160561151) 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, 2871365006 + ... + 2871366543.

It is an arithmetic number, because the mean of its divisors is an integer number (1105475823375).

Almost surely, 2^{4416160561181} is an apocalyptic number.

It is an amenable number.

4416160561181 is a deficient number, since it is larger than the sum of its proper divisors (5742732319).

4416160561181 is an equidigital number, since it uses as much as digits as its factorization.

4416160561181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5742732318.

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 4416160561181 in words is "four trillion, four hundred sixteen billion, one hundred sixty million, five hundred sixty-one thousand, one hundred eighty-one".