4048711108581 has 8 divisors (see below), whose sum is σ = 5399497051264. Its totient is φ = 2698532952480.

The previous prime is 4048711108577. The next prime is 4048711108597. The reversal of 4048711108581 is 1858011178404.

It is a happy number.

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

It is not a de Polignac number, because 4048711108581 - 2² = 4048711108577 is a prime.

It is a super-2 number, since 2×4048711108581² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4048711108581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4048711101581) 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, 151931101 + ... + 151957746.

It is an arithmetic number, because the mean of its divisors is an integer number (674937131408).

Almost surely, 2^{4048711108581} is an apocalyptic number.

It is an amenable number.

4048711108581 is a deficient number, since it is larger than the sum of its proper divisors (1350785942683).

4048711108581 is a wasteful number, since it uses less digits than its factorization.

4048711108581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303893291.

The product of its (nonzero) digits is 286720, while the sum is 48.

The spelling of 4048711108581 in words is "four trillion, forty-eight billion, seven hundred eleven million, one hundred eight thousand, five hundred eighty-one".