4208044599081 has 24 divisors (see below), whose sum is σ = 6097867425000. Its totient is φ = 2796338184192.

The previous prime is 4208044599049. The next prime is 4208044599137. The reversal of 4208044599081 is 1809954408024.

It is a happy number.

4208044599081 is a `hidden beast` number, since 4 + 2 + 0 + 8 + 0 + 44 + 599 + 0 + 8 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3457440000 + 4204587159081 = 58800^2 + 2050509^2 .

It is not a de Polignac number, because 4208044599081 - 2⁵ = 4208044599049 is a prime.

It is a super-2 number, since 2×4208044599081² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4208044599881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3561345 + ... + 4593393.

It is an arithmetic number, because the mean of its divisors is an integer number (254077809375).

Almost surely, 2^{4208044599081} is an apocalyptic number.

It is an amenable number.

4208044599081 is a deficient number, since it is larger than the sum of its proper divisors (1889822825919).

4208044599081 is a wasteful number, since it uses less digits than its factorization.

4208044599081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033513 (or 1033510 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 4208044599081 in words is "four trillion, two hundred eight billion, forty-four million, five hundred ninety-nine thousand, eighty-one".